Table 8.

Distribution of thyroid profile according to different age groups.

Age group		Group	N	Mean	SD	Statistical significance
≤20 Yrs	T3	1	2	2.73	0.05	t = 19.696; p = 0.003 (S)
		2	2	1.98	0.02
	T4	1	2	138.00	23.76	t = 0.736; p = 0.538 (NS)
		2	2	151.25	9.12
	TSH	1	2	4.09	0.08	t = 21.909; p = 0.002 (S)
		2	2	2.88	0.00
21–40 Yrs	T3	1	56	2.30	0.47	t = 1.333; p = 0.185 (NS)
		2	56	2.18	0.49
	T4	1	56	122.53	24.63	t = 2.852; p = 0.005 (S)
		2	56	134.74	20.45
	TSH	1	56	3.32	0.77	t = 6.452; p < 0.001 (S)
		2	56	2.24	0.98
41–60 Yrs	T3	1	42	2.11	0.43	t = 0.607; p = 0.546 (NS)
		2	42	2.05	0.46
	T4	1	42	109.70	23.92	t = 4.537; p < 0.001 (S)
		2	42	133.73	24.61
	TSH	1	42	3.32	0.80	t = 5.511; p < 0.001 (S)
		2	42	2.35	0.82

Group 1: Cases, Group 2: Controls.