highly significantP < 0.001
When independent sample t-test was applied to compare serum total T4 levels of Neonatal Study Group with TSH levels of Neonatal Control Group (tT4 vs tT4), SEM for Neonatal Study Group was 0.883 and SEM for Neonatal Control Group was 0.652, the results shown were highly significant statistically (P < 0.001) ( Table-II ).