Table 3.

Mean values of morning and evening salivary cortisol in Group I, Group II, and Group III.

Dependent variable	Category	N	Mean	Std. Deviation	Minimum Maximum
Cortisol level in morning	Group I	200	62.15	21.22	23.11	98.23
	Group II	200	23.11	14.58	14.12	58.12
	Group III	200	20.85	6.78	7.75	25.16
	Total	600	27.81	20.98	7.75	98.23
Cortisol level in evening	Group I	200	52.12	24.12	19.10	88.13
	Group II	200	26.90	16.28	11.21	48.11
	Group III	200	15.75	5.18	3.75	22.16
	Total	600	22.31	18.11	3.75	88.13