Table 2.

Comparison of stress between study group and control group (independent samples t-test)

Variables	Group (n=60), mean±SD		t (df=58)	P
	Study group (mothers of BPAD adolescents) (n=30)	Normal control group (mothers of normal adolescents) (n=30)
PD	41.80±7.43	35.23±9.35	3.01	<0.04**
PDCI	42.17±7.07	31.47±6.76	5.99	<0.01**
DC	41.70±6.92	31.53±8.58	5.05	<0.01**
Total score	125.67±19.83	98.23±21.76	5.11	<0.01**

**Significant at <0.01 level. BPAD – Bipolar disorder; SD – Standard deviation; PD – Parental distress; PDCI – Parent-Child Dysfunctional Interaction; DC – Difficult child