Table 4.

Laboratory parameters suggestive of malnutrition status by body mass index

Variable of interest	Underweight	Normal weight	Overweight	Obese
Total number of patients*	2	82	99	238
Number with laboratory parameters suggestive of malnutrition	1 (50%)	42 (51%)	27 (27%)	76 (32%)
p value (normal weight versus others)	1	–	0.0012	0.0023

* Data were missing for 80 patients; underweight = body mass index (BMI) ≤ 18.5 kg/m²; normal weight = BMI ≥ 18.5 kg/m² and ≤ 25 kg/m²; overweight = BMI ≥ 25 kg/m² and ≤ 30 kg/m²; obese = BMI ≥ 30 kg/m².