Table 1.

Choice set attributes and levels

Description of AttributesHome HD Attribute LevelsPD Attribute LevelsIn-Center Attribute Levels
Ability to change dialysis scheduleEasy to changeEasy to changeHard to change
Sometimes possible to changeSometimes possible to change
Hard to changeHard to change
Average cost per month (New Zealand dollars)$0$0$0
$50$50
$250$250
$500$500
Availability of transport service or reimbursementA shuttle or taxi is always provided, or if you use your own car, all costs are coveredA shuttle or taxi is always provided, or if you use your own car, all costs are coveredA shuttle or taxi is always provided, or if you use your own car, all costs are covered
Sometimes a shuttle or taxi is provided, or if you use your own car, some costs are coveredSometimes a shuttle or taxi is provided, or if you use your own car, some costs are covered
No shuttle or taxi is provided, and you have to pay all your own transport costsNo shuttle or taxi is provided, and you have to pay all your own transport costs
Staff support if neededNurse support on the phone is available Monday to Friday 8 a.m. to 4 p.m.Nurse support on the phone is available Monday to Friday 8 a.m. to 4 p.m.You have a nurse present during all dialysis treatments
Nurse support on the phone is available 24 h/dNurse support on the phone is available 24 h/d
Nurse support is available 24 h/d, and you can have a nurse home visit once per week for as long as you likeNurse support is available 24 h/d, and you can have a nurse home visit once per week for as long as you like
You have a nurse present during all dialysis treatments for as long as needed, and telephone support is available 24 h/dYou have a nurse present during all dialysis treatments for as long as needed, and telephone support is available 24 h/d
Life expectancy, yr333
555
101010
151515
Dialysis training time6 wk (3–5/wk)5 dNone
12 wk (3–5/wk)7 d
18 wk (3–5/wk)10 d
How well you feel on dialysisWorse than nowWorse than nowWorse than now
Better than nowBetter than nowBetter than now
Same as nowSame as nowSame as now
Dialysis time of dayDuring the day or eveningDuring the day (CAPD)≅During the day
≅During the dayOvernight while you sleep (APD)
≅Overnight while you sleep
Dialysis days per week≅3≅7≅3
≅5
≅6
≅7
  • HD, hemodialysis; PD, peritoneal dialysis; CAPD, continuous ambulatory peritoneal dialysis; APD, automated peritoneal dialysis.