Table 11 . Predicted preference impact (percentage) of retention strategy packages for medical doctors .

Potential retention strategy	Salary increase
	+0%	+25%	+50%	+75%
Package A
Ensure adequate and functional health facility infrastructure	97.30%	98.40%	99.00%	99.40%
Reassignment to urban area after 3 years in rural post
Provide good housing
Preferential admission for in-service training after 4 years rural service
Package B
Ensure adequate and functional health facility infrastructure	94.60%	96.70%	98.00%	98.80%
Reassignment to urban area after 3 years in rural post
Provide good housing
Package C
Ensure adequate and functional health facility infrastructure	93.70%	96.20%	97.70%	98.60%
Provide good housing
Preferential admission for in-service training after 4 years rural service
Package D
Ensure adequate and functional health facility infrastructure	89.30%	93.40%	95.90%	97.60%
Reassignment to urban area after 3 years in rural post
Package E
Ensure adequate and functional health facility infrastructure	87.90%	92.50%	95.40%	97.20%
Provide good housing
Package F
Reassignment to urban area after 3 years in rural post	90.90%	94.40%	96.60%	97.90%
Provide good housing
Preferential admission for in-service training after 4 years rural service
Package G
Ensure adequate and functional health facility infrastructure	87.80%	92.40%	95.30%	97.20%
Preferential admission for in-service training after 4 years rural service
Package H
Ensure adequate and functional health facility infrastructure	77.90%	85.60%	90.90%	94.40%
Package I
Provide good housing	80.90%	87.70%	92.30%	95.30%
Preferential admission for in-service training after 4 years rural service
Package J
Provide good housing	67.50%	77.70%	85.50%	90.90%
Package K
Preferential admission for in-service training after 4 years rural service	67.10%	77.50%	85.20%	90.80%