Table 3.

Comparison of serum vitamin D level, TNSS and TEC among cases and controls

S. no.	Duration	Serum vitamin D level (ng/ml)		TNSS		TEC
		Cases	Controls	Cases	Controls	Cases	Controls
1.	Baseline	20.15 ± 10.26	27.94 ± 13.38	7.43 ± 1.87	5.00 ± 1.52	546.15 ± 113.39	313.33 ± 125.08
2.	After 1 month	26.03 ± 9.45	27.23 ± 12.61	5.13 ± 1.40	4.78 ± 1.49	192.10 ± 81.37	241.75 ± 129.81
3.	After 3 months	38.05 ± 14.62	27.43 ± 12.76	3.53 ± 0.68	4.43 ± 1.17	68.13 ± 38.95	197.03 ± 123.36