Table 3 Cervical cancer survival rate and adjusted hazard ratios by physician caseload groups and the characteristics of the patients and providers (n = 818)

Physician characteristics

Physician volume

  Low (1-11)

1

  Medium (12-40)

0.90

(0.69-1.19)

0.49

  High (41-78)

0.69

(0.50-0.97)

0.03

Physician age

  ≦40 years

1

  41-50 years

0.94

(0.72-1.24)

0.70

  ≧51 years

0.88

(0.56-1.36)

0.56

Hospital characteristics

Hospital ownership

  Public

1

  Non-for-profit

0.95

(0.72-1.25)

0.74

  For-profit

0.98

(0.69-1.40)

0.95

Hospital level

  Medical center

1

  Regional hospital

0.70

(0.71-1.26)

0.70

  District hospital

1.59

(1.01-2.49)

0.04

Patient characteristics

Patient age

  25-44 years

1

  45-54 years

1.26

(0.82-1.92)

0.28

  55-64 years

1.11

(0.70-1.74)

0.64

  65-74 years

0.96

(0.62-1.48)

0.85

  ≧75 years

1.23

(078-1.94)

0.36

Comorbidity index score

  0

1

  1-3

1.40

(1.07-1.83)

0.01

  ≧4

2.52

(1.93-3.29)

<0.001

Treatment modality

  Chemoradiotherapy

1

  Radiotherapy

1.23

(1.08-1.40)

0.002

Geographic location

  North

1

  Central

1.17

(0.85-1.62)

0.32

  Southern and Eastern

1.12

(0.81-1.55)

0.47

Enrollee category

  Other

1

  EC 1-2

0.92

(0.65-1.30)

0.65

  EC 3

1.02

(0.74-1.39)

0.88

  EC 4

1.09

(0.77-1.54)

0.61

Urbanization

  Urban

1

  Suburban

0.73

(0.56-0.95)

0.02

  Rural

0.66

(0.48-0.91)

0.01