Table 4.

Factors associated with preventive screening

Adjusted OR (CI)
		Cholesterol	Glucose	Pap smear	Mammogram	PSA	CRC	HIV	Bone scan
Age		Per 10 year increase: 1 (ref)	Per 10 year increase: 1(ref)	Not Significant	Per 10 year increase: 1 (ref)	Per 10 year increase: 1 (ref)	Not significant	Per 10 year increase: 1 (ref)	Per 10 year increase: 1 (ref)
		1.04 (1.03–1.04)	1.3 (1.29–1.35)		1.42 (1.16–1.74)	1.29 (1.16–1.44)		0.73 (0.69–0.76)	0.6 (0.39–0.92)
Gender		Female: 1 (ref)	Female: 1 (ref)	_	_	_	Not significant	Not significant	_
		Male: 1.14 (1.08–1.21)	Male: 0.88 (0.82–0.96)
Vitality member		Non-member: 1 (ref)	Non-member: 1 (ref)	Non-member: 1 (ref)	Non-member: 1 (ref‘)	Non-member: 1 (ref)	Not significant	Non-member: 1 (ref)	Not significant
		1.67 (1.57–1.76)	1.22 (1.13–1.31)	1.78 (1.4–2.3)	1.89 (1.13–3.17)	1.45 (1.20–1.73)		3.2 (2.75–3.73)
Plan Type	Core	1.56 (1.44–1.68)	0.78 (0.69–0.86)	0.44 (0.28–0.70)	0.44 (0.17–1.12)	Not Significant	Not Significant	0.73 (0.63–0.98)	Not significant
	Saver	1 (ref)	1 (ref)	1 (ref)	1 (ref)	1 (ref)	1 (ref)	1 (ref)	1 (ref)
	Comprehensive	3.53 (3.27–3.80)	1.9 (1.73–2.12)	Not significant	2.99 (1.72–5.24)	2.26 (1.6–3.1)	Not Significant	0.85 (0.73–0.98)	Not significant
Province		Eastern Cape: 1 (ref))	Eastern Cape 1 (Ref)	Eastern Cape: 1 (ref)		Eastern Cape: 1 (ref)	Eastern Cape: 1 (ref)	Eastern Cape: 1 (ref)
		Gauteng: 1.42 (1.26–1.61 0.84)	Gauteng: 0.99 (0.82–1.14)	Northern Cape 1.89 (0.65–5.54)	Not Significant	Gauteng 1.22 (0.83–1.79)	KwaZulu-Natal 1.54 (0.49–4.88)	Gauteng 1.32 (0.99–1.77)	Not significant

Adjusted odds ratios using multivariate logistic regression model, adjusted for age, gender, Vitality member, plan type, and Province of residence.

OR: odds ratio; CI: confidence interval; Comp: comprehensive plan type; Ref: reference value; PSA: prostate-specific antigen; CRC: colorectal cancer.