Table 4. Correlation of mortality and vitamin D blood levels for the respective datasets.

AhmadHospital Studies (Corrected)Combined
Pearson correlation (Mortality~Vit D)r(17) = −0.4154, p = 0.0770r(13) = −0.4886, p = 0.0646r(32) = −0.3989, p = 0.0194
Spearman correlation
(Mortality~Vit D)
rs = −0.4300, p = 0.0661, N = 19rs = −0.469, p = 0.0786, N = 15rs = −0.3698, p = 0.03136, N = 34