Figure 1.

25[OH] vitamin D levels and the effect of intake in groups by seasons. a. Winter: Patients (N 26) (r2 = 0.315, r = 0.561, p = 0.003), Families of patients (N25) (r2 < 0.001, r = 0.003, p = 0.990), Controls (N26) (r2 = 0.129, r = 0.359, p = 0.072) and Families of controls (N25) (r2 < 0.001, r = 0.010, p = 0.961). b. Summer: Patients (N = 23): (r2 = 0.036, r = 0.191, p = 0.384), Families of patients (N26): (r2 = 0.024, r = -0.156, p = 0.448), Controls (N18): (r2 = 0.018, r = -0.134, p = 0.597) and Families of controls (N21): (r2 = 0.092, r = 0.303, p = 0.182).

Grunbaum et al. Nutrition Journal 2013 12:145   doi:10.1186/1475-2891-12-145
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