Table 1.

Patient demographics

Characteristics	Rehabilitation non-users		Rehabilitation users		pvalued
	Total	%	Total	%
No. of patients	382		250
Age					0.397
Median (years)	51.5		52.8
< 40	39	10.2	21	8.4
40’s	118	30.9	81	32.4
50’s	136	35.6	77	30.8
60’s	54	14.1	48	19.2
> 70	35	9.2	23	9.2
Insured amounta(US$/month)					0.645
Total	103	27.0	60	24.0
Low income (1–605)	152	39.8	110	44.0
Middle income (606–1210)	80	20.9	54	21.6
High income (> 1210)	47	12.3	26	10.4
Insured region					0.713
Northern Taiwan	208	54.5	134	53.6
Central Taiwan	63	16.5	35	14.0
Southern Taiwan	102	26.7	73	29.2
Eastern Taiwan & Offshore islands	9	2.4	8	3.2
Insured unit					0.713
Employees of government, school, enterprises or institutions	108	28.3	61	24.4
Members of occupational unions & foreign crew	86	22.5	63	25.2
Farmers & fishermen	44	11.5	34	13.6
Low-income households	4	1.0	3	1.2
Veterans & other regional populationb	37	9.7	29	11.6
Dependentc	103	27.0	60	24.0

^aAmount of income on which premiums are levied based on a payroll bracket table.

^bAll family members are unemployed and non-low-income households.

^cUnemployed or younger than 20 years with an insured family member.

^dPearson’s chi-squared test.