Table 5. Mean Scores ± SD of Health Locus of Control Factors (Independent-Samples T Test Showing Differences Between HD and PD Patients).

Health Locus of Control factors	HD Patients (N = 84)	PD Patients (N = 60)	P-value
	Mean ± SD	Mean ± SD
Internal locus	26.89 ± 6.85	24.17 ± 8.11	0.03*
Chance	24.62 ± 8.22	22.84 ± 9.06	0.23
Doctors	16.00 ± 2.59	17.01 ± 1.61	0.00*
Important others	12.39 ± 4.44	12.19 ± 4.70	0.79

* P < 0.05; N = 144