Table 1.

Descriptive characteristics for index groups and the general workforce

	Men		Women
	General Workforce/1	Index Group	General Workforce	Index Group
Number	1691	41	794	56
Age in years/2	38.5	38.4	40.6	40.5
Years of Work Experience/2	9.8	9.0	10.5	9.9
CD4 count for initiating ART
Mean		144		183
Median		145		187
IQR		68–224		105–270

/1 The general workforce is defined as all permanently employed tea pluckers assigned to the same work gangs as workers in the index group who were hired at least 24 months before the index worker in their gang initiated ART.

/2 Age and work experience were evaluated as of the month and year that the index worker in each gang initiated ART.