Table 2: Comparison of serum levels of 25-OH Vitamin D sufficiency in RA patients and Controls using the independent t-test.
Parameter | RA Group Mean ± SD | Control Group Mean ± SD | P value |
25-OH vitamin D Sufficiency Level (greater than 75 nmol/l) |
104.88 ± 19.36 (38.1%) |
88.62 ± 8.65 (30.43%) |
NS |
25-OH vitamin D Insufficiency Level (50 - 75 nmol/l) |
65.76 ± 8.71 (16.67%) |
63.22 ± 11.13 (26.1%) |
NS |
25-OH vitamin D Deficiency Level (less than 50 nmol/l) |
28.33 ± 10.61 (45.24%) |
35.50 ± 3.74 (43.48%) |
< 0.013* |
P value < 0.05* is significant; 25-OH Vitamin D: 25-hydroxyvitamin D.