Disease Status (Number) Mean ± S.D (ng/ml) t Significance
RA
Total RA population 13.47 ± 8.17 0.74 0.46
Inactive/low DAS (n=18) 14.50 ± 9.58
Moderate to high DAS (n=12) 11.70 ± 5.58
SLE
Total SLE population 17.94 ± 10.24 2.27 0.03
Inactive (n=18) 26.84 ± 5.67
Active (n=12) 16.17 ± 10.09
AS
Total AS population 17.6427 ± 7.70 1.18 0.27
Inactive (n=1) 20.78 ± 8.48
Active (n=9) 14.83 ± 7.33
Total Population
Inactive 38.6% (n=27) 14.08 ± 8.77 1.71 0.09
Active 61.4% (n=43) 17.82 ± 9.45
Table 3: Comparing Vitamin D levels with variable disease activity in the population with AID. P<0.05 is considered statistically significant.