Patient Characteristic

Vitamin D Level (IU)

t/F

p-value

Gender

0.92

0.359

Male

29.0

Female

29.5

Age

9.44

<0.001

<50 years

27.8

50 - 69 years

29.2

70+ years

31.7

Body Mass Index

9.85

<0.001

Underweight (<18.5)

27.3

Normal (18.5 - 24.9)

32.4

Overweight (25 - 29.9)

31.4

Obese (30+)

28.0

Season of Vitamin D Testing

5.19

0.001

Spring

30.3

Summer

33.1

Fall

30.1

Winter

28.8