Table 4: Service Member age, vitamin D concentrations, and lipid concentrations according to BMI category

	Underweight 18.5 kg/m^2(n = 4)	Normal 18.5-24.99 kg/m^2 (n = 242)	Overweight 25.00-29.99 kg/m^2(n = 636)	Obese ≥ 30.00 kg/m^2 (n = 468)	p-value
Age (years)	32.50 ± 11.36	34.46 ± 9.33^a,b	37.98 ± 8.441^c	37.72 ± 8.02^c	< 0.001
25(OH)D (ng/ml)	31.50 ± 21.29	29.59 ± 12.37^a	28.12 ± 11.30^a	26.44 ± 10.26^b,c	0.003
TC (mg/dl)	176.75 ± 73.99	181.64 ± 38.59^a,b	195.03 ± 38.69^c	198.46 ± 42.44^c	< 0.001
LDL-C (mg/dl)	97.25 ± 43.69	100.78 ± 34.41^a,b	116.49 ± 34.04^c	121.60 ± 38.37^c	< 0.001
HDL-C (mg/dl)	68.75 ± 29.18	62.70 ± 17.47^a,b	54.81 ± 16.28^a,c	49.66 ± 14.05^b,c	< 0.001
TG (mg/dl)	53.25 ± 10.24	91.85 ± 72.17^a,b	117.47 ± 74.81^a,c	138.77 ± 92.25^b,c	< 0.001
BMI (kg/m^2)	17.62 ± 0.598^a,b,c	23.08 ± 1.50^a,b,d	27.51 ± 1.54^a,c,d	33.00 ± 2.71^b,c,d	< 0.001

^ap < 0.05 compared to obese; ^bp < 0.05 compared to overweight; ^cp < 0.05 compared to normal weight; ^dp < 0.05 compared to underweight. 25(OH)D, 25-hydroxycholecalciferol;

BMI, Body Mass Index; TC, Total Cholesterol; LDL-C, Low Density Lipoprotein Cholesterol; HDL-C, High Density Lipoprotein Cholesterol; TG, Triglycerides