Table 2. Paired t-Test Comparison of the TSH Level Before and After Ramadan Within Each Study Group.

L-thyroxine Intake Time	Difference in TSH (Before, After Ramadan)	Paired t-Test P Valueb	ANOVA Test P Valuec
Pre-suhoor	1.20 ± 4.0	0.19	0.69
Pre-iftar	0.02 ± 4.0	0.97
Post-iftar	0.50 ± 5.6	0.78

^aValues are expressed as mean ± SD.

^bPaired t-test for difference in the TSH level before and after Ramadan within each group.

^cThe ANOVA test for the mean difference in the TSH level among the groups.