Table 2 Adjusted hazard ratios for mortality by malnutrition category
BMI | Number dead at follow up (%) | Adjusted hazard ratio (95% CI) |
|---|---|---|
   BMI <18.5 (underweight) | 11/17 (65%) | 1.05 (0.54 to 2.04) |
   BMI 18.5 – 24.9 (normal weight) | 44/62 (71%) | 1.00 |
   BMI 25 – 29.9 (overweight) | 16/26 (62%) | 0.67 (0.38 to 1.19) |
   BMI 30–39.9 (obese) | 5/9 (56%) | 0.89 (0.33 to 2.35) |
   BMI >40 (morbid obesity) | 1/1 (100%) | 0.85 (0.11 to 6.55) |
Birmingham Nutrition Risk Score | Â | Â |
   Low Risk = 0–3 | 28/45 (62%) | 1.00 |
   Medium Risk = 4–5 | 25/33 (76%) | 1.74 (1.01 to 3.01) |
   High Risk = 6–15 | 24/36 (67%) | 1.17 (0.68 to 2.05) |
MUST Score | Â | Â |
   Low Risk = 0 | 29/47 (62%) | 1.00 |
   Medium Risk = 1 | 11/13 (85%) | 1.91 (0.95 to 3.83) |
   High Risk = 2 or more | 25/32 (78%) | 1.98 (1.15 to 3.42) |