Developing a patient-centered community-based model for management of multi-drug resistant tuberculosis in Uganda: a discrete choice experiment

Table 6 Results of random parameter logit model subgroup analysis for age groups of respondents

Attributes and levels^a	Age 20–34 years			Age ≥ 35 years			P value
	Coefficient	SD	Relative importance	Coefficient	SD	Relative importance
DOT provider			28.4			58.6
Family (reference)	–	–		–	–
Community health work	0.80	2.25		1.37	1.57		0.016
Expert client	1.13	2.18		0.79	1.60		0.888
Location			40.7			33.7
Workplace (reference)
Home	1.62	1.65		1.09	0.92		0.495
Support			30.9			7.7
SMS (reference)
Phone call reminders	0.87	0.58		0.62	0.06		0.743
Travel vouchers	1.23	0.76		1.43	0.21		0.169

^aDummy coded attributes (coefficient of the reference category is constrained to be 0)
CI Confidence interval, SD standard deviation for preference heterogeneity (random component of the model coefficients)
Number of observations = 1008 (age 20–34 years), 1464 (age ≥ 35 years)

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