Malnutrition Screening, Nutritional Assessment & Nutritional Support Nursing
GCC Clinical Nursing Reference — Evidence-based nutritional care for hospitalised patients across Gulf health settings
MUST CalculatorGLIM Criteria 2019GCC ContextRefeeding SyndromeRamadan Nutrition
The Malnutrition Paradox in GCC
Double Burden of Malnutrition: GCC countries face simultaneous epidemics of undernutrition (especially in hospitalised and elderly patients) and overnutrition/obesity (driven by high-calorie traditional diets, sedentary lifestyle, and rapid urbanisation). Obesity rates exceed 35–40% in some GCC populations, yet hospital malnutrition remains critically underdiagnosed.
Undernutrition in Hospital
30–50% of hospitalised patients are malnourished or at nutritional risk on admission. Hospital malnutrition worsens during admission — poor appetite, nil-by-mouth orders, diagnostic procedures, and disease catabolism all compound nutritional decline.
Overnutrition & Obesity Epidemic
The GCC obesity epidemic creates a deceptive picture: an obese patient can be simultaneously protein-malnourished and micronutrient deficient. Sarcopenic obesity — excess fat combined with muscle loss — is increasingly recognised as a distinct, high-risk phenotype in GCC patient populations.
GLIM Criteria for Malnutrition Diagnosis (2019)
Global Leadership Initiative on Malnutrition — internationally endorsed two-step diagnostic framework
Step 1 — Screening (Phenotypic)
Use a validated screening tool (MUST, NRS-2002, MNA, STAMP) to identify nutritional risk before applying GLIM criteria.
Phenotypic Criteria (at least 1 required)
Weight loss: >5% in 6 months OR >10% beyond 6 months
Low BMI: <20 kg/m² if <70 yrs; <22 kg/m² if ≥70 yrs
Reduced muscle mass: assessed by MUAC, grip strength, DEXA, or CT
Etiologic Criteria (at least 1 required)
Reduced food intake/assimilation: ≤50% estimated energy requirement for >1 week, or any reduction for >2 weeks, or chronic GI condition impairing absorption
Disease burden/inflammation: acute disease/injury OR chronic disease-related inflammation
Diagnosis requires: at least 1 phenotypic criterion + at least 1 etiologic criterion. Severity graded as Stage 1 (moderate) or Stage 2 (severe) based on degree of phenotypic criteria.
Psychological impact — depression, fatigue, reduced quality of life
Impaired drug metabolism — reduced albumin alters protein-bound drug kinetics
The Nurse's Role in Nutritional Care
Nurses are the frontline nutritional gatekeepers. The nurse is often the first and most consistent professional to observe eating habits, assess physical signs of malnutrition, and act on nutritional risk. Nutritional care is a core nursing responsibility — not a task delegated solely to dietitians.
Nursing Assessment Responsibilities
Complete malnutrition screening within 24 hours of admission
Obtain accurate weight and height on admission
Document 24-hour food intake using food charts
Observe and report poor oral intake (below 50% of meals)
Identify swallowing difficulties — refer to SLT
Monitor for signs of refeeding syndrome in at-risk patients
Nursing Intervention Responsibilities
Provide assisted eating and adequate time at mealtimes
Ensure correct meal timing aligned with patient preference
Administer oral nutritional supplements (ONS) as prescribed
Advocate for dietitian referral when score thresholds are met
Document and escalate nutritional concerns through nursing notes
MUST — Malnutrition Universal Screening Tool
MUST is the most widely used screening tool in GCC hospitals for adult patients in all care settings. It was developed by BAPEN (British Association for Parenteral and Enteral Nutrition) and validated internationally. Takes approximately 3–5 minutes to complete.
Step 1 — BMI Score
BMI (kg/m²)
Score
>20 (or >30 obese)
0
18.5 – 20
1
<18.5
2
Step 2 — Unplanned Weight Loss Score (past 3–6 months)
% Unplanned Weight Loss
Score
<5%
0
5–10%
1
>10%
2
Step 3 — Acute Disease Effect Score
If the patient is acutely ill AND there has been no nutritional intake for >5 days (or likely to be), add score 2.
Overall MUST Score Interpretation
Total Score
Risk Level
Action
0
LOW RISK
Routine clinical care. Rescore weekly (hospital) or monthly (community/care home).
Treat. Refer to dietitian. Implement nutritional support plan. Improve overall nutritional intake. Monitor and review care plan monthly.
Interactive MUST Calculator
MUST Result
NRS-2002 — Nutritional Risk Screening
NRS-2002 is designed specifically for hospitalised patients and is preferred in acute medical and surgical wards. It incorporates both nutritional status and disease severity.
Initial Screening (Pre-screen — if any answer is YES, proceed to full NRS)
BMI <20.5?
Has the patient lost weight within the last 3 months?
Has the patient had a reduced dietary intake in the last week?
Is the patient severely ill? (e.g., ICU)
Full NRS-2002 Scoring (if any pre-screen YES)
Nutritional Status Score (0–3)
0 — Normal
1 — Mild: weight loss >5% in 3 months or food intake 50–75% of normal
2 — Moderate: weight loss >5% in 2 months or BMI 18.5–20.5 + impaired intake
3 — Severe: weight loss >5% in 1 month or BMI <18.5 + impaired intake
Disease Severity Score (0–3)
0 — No disease
1 — Hip fracture, chronic illness (COPD, haemodialysis, diabetes, oncology)
2 — Major abdominal surgery, stroke, haematological malignancy
3 — Head injury, bone marrow transplant, ICU (APACHE >10)
Age adjustment: Add 1 point if patient is ≥70 years. Total score ≥3 = AT NUTRITIONAL RISK → Initiate nutritional support plan and refer to dietitian.
MNA — Mini Nutritional Assessment (Elderly Patients)
Validated for patients ≥65 years. Two-step process: MNA-SF (short form, 6 questions) as initial screen; full MNA (18 questions) if borderline.
MNA-SF Score
Classification
Action
12–14
Normal nutritional status
No intervention needed. Rescore every 3 months.
8–11
At risk of malnutrition
Proceed to full MNA. Dietary advice and monitoring.
0–7
Malnourished
Full MNA + dietitian referral + nutritional support plan.
MNA includes questions on neuropsychological problems, mobility, pressure injuries, and self-assessment of nutritional status — making it uniquely holistic for geriatric care.
STAMP — Screening Tool for Assessment of Malnutrition in Paediatrics
Used for children aged 2–17 years in paediatric wards. Scores clinical diagnosis, nutritional intake, and growth measurements (weight/height centile).
STAMP Score
Risk
Action
0–1
Low
Routine care. Rescore weekly.
2–3
Medium
Observe for 3 days. Food diary. Dietitian if not improving.
4+
High
Immediate dietitian referral. Nutritional support plan within 24 hours.
SGA — Subjective Global Assessment
Clinician-administered tool for renal, surgical, and oncology patients. Combines history and physical examination rather than numerical cutoffs.
History Components
Weight change (6 months and 2 weeks)
Dietary intake changes
GI symptoms (>2 weeks: nausea, vomiting, diarrhoea, anorexia)
Assess for sarcopenic obesity — muscle may be reduced
≥30.0
Obese
Do not assume adequate nutrition — assess micronutrients and muscle mass
BMI Limitations in GCC Population: BMI does not distinguish fat from muscle mass. Oedema falsely elevates BMI. In Arab populations, metabolic risk may occur at lower BMI thresholds than Western reference values. BMI <20 should trigger MUST score in all GCC patients regardless of apparent appearance.
% Weight Loss Calculation
% Weight Loss = [(Usual Weight − Current Weight) ÷ Usual Weight] × 100
Timeframe
Significant Loss
Severe Loss
1 week
>1–2%
>2%
1 month
>5%
>10%
3 months
>7.5%
>15%
6 months
>10%
>20%
Mid-Upper Arm Circumference (MUAC)
Simple, bedside proxy for nutritional status and muscle mass. Used when scales unavailable, in community screening, and in elderly patients.
Technique
Non-dominant arm, midpoint between acromion and olecranon
Arm relaxed at side, palm facing inward
Non-stretch measuring tape, snug but not compressing tissue
Record to nearest 0.1 cm
MUAC Interpretation (Adults)
<23.5 cm — Underweight (BMI <20 surrogate)
23.5–32 cm — Normal range
>32 cm — Overweight (BMI >30 surrogate)
In elderly: MUAC <22 cm strongly associated with malnutrition and mortality risk.
Hand Grip Strength (HGS)
Hand grip strength measured by dynamometer is the strongest bedside surrogate marker for skeletal muscle mass and functional nutritional status. Low grip strength predicts increased complications, longer stay, and mortality across all adult patient groups.
Technique
Dominant hand, arm at 90° flexion
Three measurements, take the best result
Standard Jamar or Smedley dynamometer
Patient seated if possible; adjust for bedbound patients
Reference Values (GCC approximate)
Men: <27 kg = low muscle strength
Women: <16 kg = low muscle strength
Values decline with age — use age-specific reference charts
Compare both hands; asymmetry may indicate neurological cause
Oedema, Ascites & Weight Interpretation
Critical Point: Oedema, ascites, and fluid overload can mask significant weight loss and muscle wasting. A patient with 5 kg of fluid overload may actually have lost 8 kg of lean body mass while appearing "weight stable." Always assess clinically for oedema before interpreting BMI or weight trends.
Adjusting Weight for Oedema
Ankle oedema only: Subtract approximately 1–2 kg
Ankle + pretibial oedema: Subtract approximately 3–5 kg
Generalised oedema (anasarca): Subtract up to 10–12 kg
Mild ascites: Subtract approximately 2.2 kg
Moderate ascites: Subtract approximately 6 kg
Severe ascites: Subtract approximately 14 kg
Triceps Skin Fold Thickness & Bioimpedance
Triceps Skin Fold (TSF)
Estimates subcutaneous fat as surrogate for total body fat. Requires Harpenden callipers. Less commonly used in acute settings due to equipment requirements and inter-observer variability.
Posterior midpoint of upper arm
Pinch fold without including muscle
Mean of 3 measurements
Compare against age/sex reference percentile charts
Bioimpedance Analysis (BIA)
Estimates body composition (fat mass, lean mass, total body water) using electrical resistance. Available as handheld devices or stand-on scales.
Affected by hydration status — unreliable in oedema/dehydration
Contraindicated with pacemakers and metallic implants
Useful in outpatient clinics and community dietetic review
Less reliable in ICU and acutely ill patients
Oral Nutritional Support — First-Line Interventions
Step-Up Principle: Oral nutritional support should always be optimised before escalating to ONS, and ONS before enteral feeding. The least invasive appropriate intervention is always preferred.
Food Fortification
Add butter, cream, olive oil, or ghee to savoury dishes
Add full-fat milk powder to cereals, soups, and mashed potato
Add cheese to savoury dishes
Add honey, sugar, or condensed milk to desserts and drinks
Use full-fat dairy products — not skimmed/semi-skimmed
Enrich bread with nut butters — respect allergy status
Snack Provision & Protein Enrichment
Offer small frequent meals (6 per day) rather than 3 large
High-calorie snacks between meals: nuts, dates, cheese, yoghurt
Protein-enriched hospital meals where available
Protein powder supplements added to food/drinks
Avoid filling patients with low-calorie fluids (water, clear broth) before meals
Oral Nutritional Supplements (ONS)
Prescribing threshold: ONS should be prescribed when oral food fortification alone cannot meet ≥60% of estimated nutritional requirements. A dietitian assessment ideally precedes prescribing for long-term ONS; nurses may administer as per existing prescription and protocol.
Product
Type
Per 200 mL / Serving
Common Use
ENSURE Plus
Standard polymeric
~300 kcal, 13g protein
General malnutrition, post-op
FORTISIP Compact
High-energy compact (125 mL)
~300 kcal, 12g protein
Fluid-restricted, poor appetite
FRESUBIN 2 kcal
High-energy
~400 kcal, 20g protein
High requirements, critical illness
ENSURE Diabetes
Low glycaemic index
~220 kcal, low carb
Diabetes + malnutrition
NEPRO
Renal formula
~400 kcal, low K/P
CKD stages 3–5 pre-dialysis
PAEDIASURE
Paediatric
~150 kcal, 4.2g protein
Children aged 1–10 years
ONS Administration & Monitoring Points
Give ONS between meals — not as meal replacements (use as supplements)
Serve chilled where patient prefers — compliance improves
Respect cultural food preferences: halal, vegetarian, spice level, familiar dishes
Offer family-brought food where policy permits — familiar home cooking improves intake
Enteral Nutrition — Escalation from Oral
Enteral Nutrition Indication: When oral nutritional support cannot achieve ≥60% of estimated requirements for more than 3–5 days, or when swallowing is unsafe (confirmed by SLT), enteral tube feeding should be initiated.
Route
Indication
Duration
Nursing Considerations
Nasogastric (NG)
Short-term feeding, intact GI function, impaired oral intake
<4–6 weeks
Confirm placement by X-ray or pH before first use. Aspirate before each feed. Elevate HOB 30–45°.
Nasojejunal (NJ)
High aspiration risk, gastroparesis, post-op GI surgery
<4–6 weeks
Radiological/endoscopic placement. No aspiration check needed. Continuous only.
Gastrostomy (PEG/RIG)
Long-term feeding (>4–6 weeks), neurological dysphagia, head/neck cancer
>4 weeks
Stoma site care daily. Check tube position, rotate daily for PEG. Monitor for buried bumper syndrome.
Monitoring Enteral Nutrition
Monitor gastric residual volumes (GRV) if clinically indicated — withhold if >200–250 mL and reassess
Daily fluid balance — enteral feed contributes to fluid intake
Blood glucose monitoring: 4–6 hourly until stable, then 6–12 hourly
Electrolytes: Na, K, Mg, Phosphate daily in first 72 hours (refeeding surveillance)
Weigh twice weekly (when feasible)
GI tolerance: vomiting, diarrhoea, abdominal distension — reduce rate and inform medical team
Refeeding Syndrome — Recognition & Prevention
Refeeding Syndrome occurs when nutrition is reintroduced too rapidly after a period of starvation or severe malnutrition. Insulin release drives intracellular shift of phosphate, potassium, and magnesium — causing life-threatening electrolyte disturbances.
High-Risk Patients (NICE Criteria — any 1 of)
BMI <16 kg/m²
Unintentional weight loss >15% in past 3–6 months
Little or no nutritional intake for >10 days
Low levels of potassium, phosphate, or magnesium prior to feeding
History of alcohol excess, insulin therapy, chemotherapy, antacids, diuretics
Prevention Protocol
Start low, go slow: Commence at 10 kcal/kg/day (maximum 5 kcal/kg/day in extreme risk)
Increase to full requirements over 4–7 days
Check and correct electrolytes before starting nutrition
Thiamine supplementation: 200–300 mg IV/PO daily before and during refeeding
Monitor phosphate daily for at least 4 days — target >0.6 mmol/L
Monitor potassium and magnesium daily — replace as required
Anaemia of malnutrition, post-surgical blood loss, menstrual loss
Per FBC and iron studies; IV iron if oral intolerant
Folate & B12
Elderly, restrictive diets, malabsorption, metformin use (B12)
Per blood levels; 5 mg folic acid PO daily
Phosphate
Refeeding syndrome, malnutrition, DKA correction
Replace per serum levels under medical prescribing
Monitoring Nutritional Intake
Food Chart (24-Hour Dietary Record)
Record all food and fluids consumed — every meal, snack, drink
Estimate portion sizes as fraction of what was served (e.g., "1/2 of main course")
Nursing staff responsible at each meal — hand over to incoming nurse
Trigger review if <50% of meals consumed for 2+ consecutive days
Include ONS consumption in totals
24-Hour Dietary Recall
Patient (or carer) recalls all food and fluids consumed in previous 24 hours
Useful for community assessment and outpatient review
Uses standardised food models or portion photographs for accuracy
Three-day dietary diary more representative than single-day recall
Dietitian analyses against estimated energy and protein requirements
Cancer Cachexia
Cancer cachexia is a multifactorial syndrome characterised by ongoing skeletal muscle loss (with or without fat loss), progressive functional impairment, and systemic inflammation. It cannot be fully reversed by conventional nutritional support alone — the underlying inflammatory cytokine cascade must also be addressed.
Cachexia: >5% weight loss in 12 months (or BMI <20) + reduced food intake or systemic inflammation
Refractory cachexia: end-stage, no longer responsive to nutritional interventions — palliative focus
Nursing-Relevant Interventions
Early nutritional intervention — before significant weight loss occurs
Fish oil / omega-3 supplementation (EPA 2g/day) — may attenuate muscle catabolism
Megestrol acetate (off-label appetite stimulant) — monitor for DVT, hyperglycaemia
Resistance exercise where tolerated — preserves muscle mass
Antiemetics for chemotherapy-related nausea — improves oral intake window
Psychological support — address cancer-related anorexia fear and food anxiety
Heart Failure & Cardiac Cachexia
Key tension in heart failure: Patients require nutritional support for cardiac cachexia prevention, yet fluid restriction (typically 1.5–2 L/day) limits the volume of oral nutritional supplements and enteral feed that can be given. Use compact, high-energy, low-volume formulas (e.g., FORTISIP Compact, FRESUBIN 2kcal).
Sodium restriction 2g/day (GCC diet is notoriously high in sodium — rice dishes, processed meats)
Potassium intake varies: restrict if on ACE inhibitors/spironolactone causing hyperkalaemia; supplement if diuretics causing hypokalaemia
Monitor weight daily — 2 kg gain in 3 days = fluid accumulation, not nutritional gain
Cardiac cachexia prevalence: 12–16% of advanced heart failure — correlates with 18-month mortality up to 50%
Thiamine supplementation important — furosemide causes urinary thiamine loss
Renal Disease Nutrition
Protein prescription paradox: Protein restriction slows GFR decline in CKD stages 3–4; however, dialysis patients (HD and CAPD) have high protein requirements due to dialytic losses. The nurse must verify the patient's CKD stage and dialysis status before applying any protein guideline.
CKD Stage / Treatment
Protein Target
Additional Points
CKD stages 3–4 (not dialysis)
0.6–0.8 g/kg/day
Restrict phosphate (avoid dairy, nuts, cola drinks)
CKD stage 5 (pre-dialysis)
0.6–0.8 g/kg/day
Potassium restriction if hyperkalaemia present
Haemodialysis (HD)
1.2–1.4 g/kg/day
Use NEPRO or equivalent renal formula for ONS
Peritoneal Dialysis (CAPD)
1.2–1.5 g/kg/day
Glucose load from dialysate — monitor diabetes control
Acute Kidney Injury (AKI)
1.2–1.7 g/kg/day
Renal replacement therapy does not restrict protein
Critically Ill Patient Nutrition
Initiate enteral nutrition within 24–48 hours of ICU admission in haemodynamically stable patients. Early EN reduces gut bacterial translocation, preserves mucosal integrity, and modulates the inflammatory response.
Feeding Targets
Early acute phase (days 1–3): permissive underfeeding — 70% of estimated requirements acceptable
After 48–72 hours: target 25–30 kcal/kg/day and 1.2–2.0 g protein/kg/day
Indirect calorimetry gold standard for energy measurement (if available)
Correct pre-existing malnutrition: 7–10 days of nutritional support if severely malnourished and surgery can be delayed
Immunonutrition (arginine, omega-3, glutamine) for 5–7 days pre-op in high-risk patients (SGA C)
Post-operative
Resume oral fluids within 2–4 hours of uncomplicated surgery
Normal diet within 24–48 hours for most procedures
ONS from day 1 post-op if intake inadequate
Early mobilisation synergistic with nutrition for muscle preservation
Paediatric Failure to Thrive (FTT)
FTT Definition: Weight below the 3rd percentile for age and sex on two or more occasions, OR weight crossing two major centile lines downward on growth chart. Early recognition and intervention are critical for preventing developmental delay.
Assessment
Plot weight, length/height, head circumference on WHO growth charts
Dietary history: breastfeeding, formula concentration, weaning foods
High-calorie feeds: concentrate formula to 1 kcal/mL if prescribed
Multidisciplinary approach: paediatric dietitian, SLT, SALT, social work
GCC Dietary Culture & Nutritional Challenges
Traditional GCC diet is characterised by high-calorie, high-carbohydrate, high-fat foods: large rice-based dishes (Kabsa, Biryani, Machboos), meat (lamb, chicken), ghee-cooked vegetables, dates, and sweet beverages. This pattern drives obesity, type 2 diabetes, and dyslipidaemia, while simultaneously carrying risks of micronutrient deficiency.
Common Nutritional Deficiencies in GCC
Vitamin D: Pandemic-level deficiency — >60–80% of GCC populations (see below)
Iron: High in women of reproductive age; low dietary diversity
Folate: Inadequate fruit and vegetable intake; neural tube defect risk
Vitamin B12: Vegetarian expatriate workers; metformin use
Calcium: Despite high dairy availability, lactose intolerance common
Fibre: Low despite high vegetable availability — white rice dominant
Dietary Modification Challenges
Cultural resistance to reducing ghee and rice portions
Ramadan dietary pattern reversal — large nocturnal meals, fasting by day
High consumption of sugary drinks (Vimto, Jallab, concentrated fruit juice)
Hospital food often not aligned with cultural taste preferences — reduces intake
Large family gatherings incentivise overeating
Vitamin D Deficiency — The GCC Paradox
Paradox: Despite >300 days of sunshine per year in GCC countries, Vitamin D deficiency affects the majority of the population. Cultural practices limiting sun exposure (abayas, thobes, indoor work culture, and air-conditioned environments) combined with high skin melanin concentration reduce cutaneous Vitamin D synthesis.
Clinical Consequences
Osteoporosis and fragility fractures (particularly in post-menopausal women)
Muscle weakness and falls risk in elderly
Impaired immune function — increased respiratory infection susceptibility
Associations with type 2 diabetes, cardiovascular disease, and cancer
Screen 25(OH)D levels on admission in at-risk groups: elderly, female, obese, CKD, diabetes
Supplement <50 nmol/L: loading doses per institutional protocol
Reinforce sunlight advice: 15–30 minutes of forearm/hand/face exposure before 10am or after 4pm
Encourage dietary sources: fortified milk, eggs, oily fish — include culturally acceptable options
Annual Vitamin D testing recommended for high-risk groups
Ramadan and Hospital Nutrition
Ramadan fasting (approximately 29–30 days annually) involves abstaining from all food, drink, and oral medications from Fajr (pre-dawn) to Maghrib (sunset). GCC hospitals typically see admission of patients who have fasted despite medical conditions. Nursing staff must be culturally sensitive while ensuring clinical safety.
Meal Timing Adaptation
Suhoor (pre-dawn meal): serve substantial, slow-release carbohydrate and protein (oats, eggs, low-GI bread, legumes) before Fajr prayer
Iftar (sunset meal): traditionally starts with dates and water — then larger meal. Offer culturally appropriate meal immediately at Maghrib time.
Adjust medication administration times in coordination with pharmacy and medical team
Two main meals replace three standard meals — caloric density must compensate
Enteral Feeds During Ramadan
Scholars differ on whether nasogastric/gastrostomy feeds break the fast — most Islamic jurisprudence councils consider tube feeding (when medically necessary) as permissible without nullifying the fast
Consult institutional religious affairs guidance and patient's own religious practice/values
Patients who insist on fasting despite medical risk must be counselled and escalated to senior clinician
Where feasible: administer enteral feeds nocturnally (8pm–4am) to align with eating hours
GCC hospitals serve one of the most ethnically diverse inpatient populations in the world. Expatriate workers from South Asia, Southeast Asia, Africa, and the Arab world constitute 30–80% of the patient population in some GCC hospitals. Nutritional teams must have systems to accommodate diverse dietary preferences.
Patient Group
Dietary Requirements
Common Nutritional Concerns
GCC Nationals (Arab)
Halal, rice-based, high spice tolerance
Overnutrition, diabetes, Vitamin D deficiency
South Asian (Indian/Pakistani/Bangladeshi)
Halal or Hindu vegetarian, rice/roti preference, high spice
Coordinate with patient and family for appropriate supply
Practical tip: Include the patient's preferred cuisine in nutritional assessment documentation. Meals served without cultural consideration have significantly lower consumption rates — contributing to hospital malnutrition.
Food Insecurity in Migrant Worker Populations
A significant but under-discussed nutritional issue in GCC healthcare is food insecurity among low-income migrant workers (construction, domestic, cleaning staff). This population may present to hospital with:
Pre-existing micronutrient deficiencies due to monotonous, employer-provided meals
Vitamin D, iron, and B12 deficiency disproportionately high
Financial inability to purchase supplemental food — hospital food is often their main nutritional source during admission
Cultural food unavailability — spiced/flavoured foods that improve appetite may not be available
Language barriers reducing ability to express food preferences or report poor intake
Nurses should advocate for social work involvement, language-concordant nutritional counselling, and dietitian access regardless of the patient's occupational or socioeconomic status.
Dehydration Risk in GCC Climate
GCC summer temperatures exceed 45–50°C. Outdoor workers have sweat losses of 1–2 litres per hour. Standard fluid recommendations of 2–2.5 L/day are insufficient for GCC-resident patients being discharged to labour-intensive outdoor work environments.
Hospitalised patients: standard fluid requirement 30–35 mL/kg/day; increase for fever (+10–15% per degree above 37°C), fistulae, diarrhoea, or outdoor activities
Electrolyte replacement essential alongside rehydration — plain water dilutes sodium and worsens hyponatraemia
Enteral feed patients: adequate free water flushes required — calculate water content of formula and prescribe additional flushes
Thirst is a late sign of dehydration — educate patients and carers on urine colour monitoring
Dehydration worsens delirium, constipation, urinary infection risk, and renal function in hospitalised elderly
Dietitian Shortage & Nurse-Led Protocols in GCC
GCC countries face a significant shortage of trained clinical dietitians relative to population need. Many hospitals operate with 1 dietitian per 200+ inpatient beds — far below optimal ratios. This creates an operational necessity for nurse-led nutritional supplementation protocols.
Nurse-Led Protocol Components
Screening on admission using validated tool (MUST/NRS-2002)