Cost and quality of life analysis of HIV self-testing and facility-based HIV testing and counselling in Blantyre, Malawi

Table 4 Multivariate Analysis exploring relationship between modality of HIV testing and total societal cost of testing^a

		Total societal cost
		Model 1 (n = 1240)		Model 2 (n = 1237)
		2014 US Dollars	2014 INT Dollars	2014 US Dollars	2014 INT Dollars
		Coef (95 % CI)	Coef (95 % CI)	Coef (95 % CI)	Coef (95 % CI)
Exposure	Control clusters: Facility HTC	Ref	Ref	Ref	Ref
	Intervention clusters: Facility HTC	-1 · 45 (-3 · 62, 0 · 73)	-4 · 24 (-9 · 99, 1 · 52)	-0 · 98 (-2 · 59, 0 · 63)	-2 · 97 (-7 · 07, 1 · 13)
	Intervention clusters: HIVST	-3 · 01 (-5 · 14, -0 · 88)	-12 · 52 (-18 · 23, -6 · 82)	-2 · 38 (-3 · 89, -0 · 87)	-10 · 82 (-14 · 79, -6 · 87)
HIV Test Result	HIV negative	Ref	Ref	Ref	Ref
HIV Test Result	HIV positive	1 · 19 (-0 · 04, 2 · 41)	2 · 76 (-0 · 29, 5 · 81)	1 · 11 (0 · 24, 1 · 99)	2 · 57 (0 · 41, 4 · 72)

Model 1: adjusted for exposure, HIV test result, age and sex
Model 2: additionally adjusted for marital status, educational attainment, income and wealth quintile
Missing data for HIV test result: 1; missing data for educational attainment: 1; missing data for socio-economic position: 2
^aFindings from Generalized Linear Model with Poisson distribution and Identity link function

ISSN: 1741-7015