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Table 4 Prevalence of vitamin D deficiency according to the depression status of study population: the Third National Health and Nutrition Examination Survey¹

From: Serum vitamin D concentrations are related to depression in young adult US population: the Third National Health and Nutrition Examination Survey

Depression variables

Total

(n)

Vitamin D

Deficiency 2

% (n)

Vitamin D

insufficiency 3

% (n)

Vitamin D

sufficiency 4

% (n)

P-Value 5

Person had a major depression (n = 7877)

0.86

   Yes

622

19.3 (215)

29.0 (191)

51.7 (216)

 

   No

7255

19.6 (2453)

30.6 (2458)

49.8 (2344)

 

Person had depression longer >2 y (n = 7970)

 

0.039

   Yes

948

24.7 (379)

29.6 (310)

45.7 (259)

 

   No

7022

19.1 (2322)

30.5 (2369)

50.4 (2331)

 

Person having depression currently (n = 1221)

0.003

   Yes

322

27.4 (138)

22.9 (99)

49.7 (95)

 

   No

889

14.5 (276)

32.6 (285)

52.9 (328)

 
  1. 1 Depression was assessed using the Diagnostic Interview Schedule developed by the National Institute of Mental Health.
  2. 2 Serum concentrations of 25 (OH) vitamin D <50 nmol/L
  3. 3 Serum concentrations of 25 (OH) vitamin D 50-75 nmol/L
  4. 4 Serum concentrations of 25 (OH) vitamin D >75 nmol/L
  5. 5 Significance of depression variable for proportions of persons with vitamin D deficiency, insufficiency, and sufficiency in the χ2 test