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Table 1 Association of vitamin D levels with gender, ethnicity and diagnosis

From: Vitamin D status of psychiatric inpatients in New Zealand’s Waikato region

Group

n

vitamin D (nM)

one-sample test

mean

s.d.

t

p

Entire sample

102

42.7

21.5

3.45

.001

Male

56

42.6

20.2

2.73

.008

Female

46

42.7

23.2

2.14

.04

Maori

51

37.8

20.3

4.29

<.001

Non-Maori

51

47.5

21.7

0.82

.42

Schizophrenia

38

34.5

15.4

6.23

<.001

Schizoaffective

11

42.8

9.00

2.65

.024

Bipolar Disorder

19

49.4

29.2

0.09

.93

Depression

17

47.5

25.7

0.40

.70

Miscellaneous

17

48.4

20.6

0.32

.75

  1. One sample t-tests were used to estimate the extent to which vitamin D levels in the study population and sub-groups differed from the deficiency threshold of 50 nM.