Table 2 Means age and depression score, sun exposure and seasons in the participants with 25-hydroxyvitamin D concentrations of <20 and ≥ 20 ng/mL

Age (years), mean ± sd

28.45 ± 4.62

25.32 ± 4.39

0.31

Depression score at baseline, mean ± sd

8.34 ± 3.82

9.37 ± 3.94

0.31

Sun exposure, N (%)

<0.001

  < 60 m

105 (89.7 %)

8 (44.4 %)

  ≥ 60 m

12 (10.3 %)

10 (55.6 %)

Season, N (%)

0.05

 Spring

24 (75 %)

8 (25 %)

 Summer

16 (88.9 %)

2 (11.1 %)

 Winter

94 (91.3 %)

9 (8.7 %)