Table 3. Factors associated with illness perception among hypertensive patients (n = 250).

		SLRa				MLRb
Factors	Crude bc	95% CI	t	P value	Adjusted bd	95% CI	t	P value
Malay	4.46	1.45, 7.48	2.92	0.004	5.13	2.21, 8.05	3.46	0.001
Family history of hypertension	4.54	1.16, 7.93	2.65	0.009	5.43	2.14, 8.72	3.25	0.001
Anxiety	8.59	4.29, 12.90	3.93	<0.001	8.56	4.39, 12.73	4.05	<0.001
Age	0.19	0.33, 0.05	2.66	0.008

^a Simple linear regression.

^b Multiple linear regression (R2 = 0.12) and no multicollinearity problem.

^c Crude regression coefficient.

^d Adjusted regression coefficient.