To test or not to test: A cross-sectional survey of the psychosocial determinants of self-testing for cholesterol, glucose, and HIV

Table 3 Predictors of self-test use

Variable	Cholesterol test^a	Glucose test^b	HIV test ^c
	OR	OR	OR
	[95% CI]	[95% CI]	[95% CI]
Demographics
Gender	2.4	1.2	1.6
	[1.2-4.8]*	[0.6-2.8]	[0.6-4.0]
Age	1.0	1.0	1.0
	[1.0-1.0]	[1.0-1.0]	[0.9-1.0]
Level of education^d
Low	0.6	1.5	0.9
	[0.2-1.7]	[0.6-4.2]	[0.2-4.2]
Intermediate	1.3	1.3	0.5
	[0.7-2.6]	[0.6-2.9]	[0.2-1.2]
High	Reference	Reference	Reference
Health Belief Model
Perceived susceptibility	1.7	1.0	2.9
	[1.0-2.7]*	[0.6-1.5]	[1.6-5.5] **
Perceived severity	0.6	0.8	1.0
	[0.4-1.0]	[0.5-1.3]	[0.5-2.1]
Cues to action	0.8	3.3	4.7
	[0.4-1.6]	[1.3-8.3]*	[1.4-15.5]*
Perceived benefits	9.4	22.9	150.0
	[3.6-24.5]**	[7.8-67.7]**	[32.7-688.6]**
Perceived barriers	0.5	1.0	0.8
	[0.3-1.0]*	[0.5-2.0]	[0.4-1.4]
Self-efficacy	10.2	12.9	10.0
	[5.6-18.7]**	[7.0-23.8]**	[4.6-22.0]**
TPB & PMT
Subjective norm	1.1	1.6	1.8
	[0.7-1.8]	[0.9-2.9]	[1.1-3.1]*
Anticipated regret	0.7	1.1	1.2
	[0.5-1.1]	[0.7-1.8]	[0.7-2.1]
Moral obligation	3.5	1.0	1.0
	[1.9-6.5]**	[0.5-1.9]	[0.5-1.8]
Response efficacy	0.5	0.6	0.2
	[0.3-0.9]*	[0.3-1.1]	[0.1-0.5]**
Nagelkerke R ²	0.6	0.7	0.7

Note: 0 = non-tester; 1 = self-tester
* p < .05; ** p < .001
^aCholesterol testers = 150, non-testers = 183
^bGlucose testers = 185, non-testers = 179
^cHIV testers = 107, non-testers = 174
^d Low = primary and secondary school, Intermediate = intermediate vocational education, high = higher vocational education and university

ISSN: 1471-2458