Table 2.

DCE attributes and levels for COs in Kenya, 2013

Attribute 1	Quality of facility
Level 1	Basic (e.g. unreliable electricity, equipment and drugs and supplies not always available)
Level 2	Advanced (e.g. reliable electricity, equipment and drugs and supplies always available)
Attribute 2	Education opportunity
Level 1	No guaranteed study leave
Level 2	1-year guaranteed study leave after 5 years of service
Level 3	1-year guaranteed study leave after 3 years of service
Attribute 3	Housing
Level 1	Small amount of house allowance provided, but not enough to afford basic housinga
Level 2	House allowance provided, enough to afford basic housingb
Level 3	House allowance provided, enough to afford superior housingb
Attribute 4	Monthly basic salary (not including allowances)
Level 1	Normal monthly basic salaryc,d
Level 2	Additional 10% monthly basic salary
Level 3	Additional 20% monthly basic salary
Level 4	Additional 30% monthly basic salary
Attribute 5	Promotion (number of years to be spent in facility until eligible for promotion)
Level 1	3 years
Level 2	2 years

^aActual amounts were not presented, assuming that current house allowance was not enough as mentioned by COs in the interviews

^bDetailed information on basic and superior housing with participants was not provided

^cAs of 2013, entry-level COs received monthly basic salaries of KES 19 323 (USD 221) converted at a rate of (USD 1 = KES 87.31). Although monthly salary levels are different among and within COs’ job groups, there was no area difference because the monthly salary attribute in the questionnaire was described as not including allowances

^dFollowing the another DCE study in Kenya [27], levels of monthly basic salary in the DCE instruments were set