Table 3.

Comparison of the two groups’ mean scores of self-handicapping before and after the intervention

Group	Before the intervention		Immediately after the intervention		One month after the intervention		F	P-value
	Mean	Standard deviation	Mean	Standard deviation	Mean	Standard deviation
Intervention	70.58	11.53	64.73	11.53	59.98	11.70	35.80	0.000
Control	64.70	9.09	65.45	9.66	65.98	9.66	0.320	0.575
T	1.893		−0.305		−2.501
P-value	0.062		0.761		0.014