Characterizing HIV status documentation among cancer patients at regional cancer centers in Malawi, Zimbabwe, and South Africa

Table 4 Predictors of documented HIV Status among adult cancer patients at regional cancer treatment centres in Malawi, South Africa, and Zimbabwe

MALAWI	PR	95% CI	p	aPR	95% CI	p
Age at diagnosis
< 40	Ref	–	–	Ref	–	–
40–49	1.01	(0.81–1.27)	0.9	0.98	(0.79–1.22)	0.9
50–59	0.88	(0.68–1.14)	0.3	0.88	(0.69–1.14)	0.3
60 or older	0.65	(0.49–0.86)	0.002	0.66	(0.50–0.87)	0.003
Gender
Female	Ref	–	–	Ref	–	–
Male	1.45	(1.21–1.73)	< 0.001	1.45	(1.21–1.74)	< 0.001
Residence proximity to cancer centre
Resides in same province as hospital	Ref	–	–	Ref	–	–
Resides outside hospital province	1.82	(1.52–2.18)	< 0.001	1.68	(1.41–2.01)	< 0.001
Infection-related cancer^a
Not infection-related	Ref	–	–	Ref	–	–
Infection-related	1.98	(1.61–2.44)	< 0.001	1.92	(1.56–2.38)	< 0.001

SOUTH AFRICA	PR	95% CI	p	aPR	95% CI	p
Age at diagnosis
< 40	Ref	–	–	Ref	–	–
40–49	0.99	(0.94–1.05)	0.7	0.99	(0.94–1.05)	0.7
50–59	0.99	(0.94–1.04)	0.6	0.99	(0.94–1.05)	0.8
60 or older	0.97	(0.92–1.03)	0.3	0.97	(0.92–1.03)	0.4
Gender
Female	Ref	–	–	Ref	–	–
Male	0.98	(0.91–1.06)	0.6	0.98	(0.90–1.07)	0.7
Residence proximity to hospital
Resides in same province as hospital	Ref	–	–	Ref	–	–
Resides outside hospital province	0.99	(0.82–1.20)	0.9	0.99	(0.82–1.19)	0.9
Infection-related cancer^a
Not infection-related	Ref	–	–	Ref	–	–
Infection-related	1	(0.92–1.09)	0.9	1.01	(0.91–1.12)	0.8

ZIMBABWE	PR	95% CI	p	aPR	95% CI	p
Age at diagnosis
< 40	Ref	–	–	Ref	–	–
40–49	0.98	(0.94–1.02)	0.3	0.96	(0.92–1.00)	0.04
50–59	0.98	(0.94–1.02)	0.3	0.96	(0.92–1.00)	0.06
60 or older	0.75	(0.70–0.80)	< 0.001	0.76	(0.72–0.81)	< 0.001
Gender
Female	Ref	–	–	Ref	–	–
Male	0.85	(0.80–0.91)	< 0.001	0.97	(0.90–1.04)	0.4
Residence proximity to hospital
Resides in same province as hospital	Ref	–	–	Ref	–	–
Resides outside hospital province	1.02	(0.97–1.07)	0.6	0.99	(0.95–1.04)	0.8
Infection-related cancer^a
Not infection-related	Ref	–	–	Ref	–	–
Infection-related	1.22	(1.17–1.28)	< 0.001	1.16	(1.10–1.22)	< 0.001

Multivariable models include age, gender, residence proximity to hospital, and infection-related cancer diagnosis
aPR adjusted prevalence ratio; CI confidence interval; Ref reference category; PR prevalence ratio
^aWe considered the following cancers to be infection-related: anal, cervical, Hodgkin and non-Hodgkin lymphomas, Kaposi Sarcoma, liver, penile, and vulvovaginal

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