Table 4. Medical expenditure comparison between patients with polycystic kidney disease on peritoneal dialysis and propensity-scored matched patients on hemodialysis.

Medical expense (1000 NT$/py), median (Q1–Q3)	Peritoneal dialysis (n = 122)	Hemodialysis (n = 244)	P value
Intention to treat
Total	610.1(471.2–706.3)	681.3(624.9–754.2)	<0..001
Excluding the healthcare costs in the last 3 months of life	612.5(471.0–716.9)	680.1(618.3–756.4)	<.0001
Cost for hospitalization	41.8(4.0–113.2)	20.6(0–95.2)	0.854
Cost for outpatient	519.5(451.8–597.0)	639.5(584.1–686.5)	<0.001
Modality switch as censoring
Total	557.4(165.6–655.3)	681.3(623.9–753.9)	<0.001
Excluding the healthcare costs in the last 3 months of life	564.1(462.8–703.0)	678.7(617.8–752.7)	<0.001
Cost for hospitalization	31.5(1.3–100.4)	20.6(0–95.2)	0.677
Cost for outpatient	511.6(432.9–582.1)	639.5(582.8–686.8)	<0.001