Table 4 Potential predictors of latent class membership among different age groups

Young-aged group

Characteristics

Class 1 (n = 112)

P value

OR

95% C.I

 Medical insurance

  Employed health insurance

reference

  Urban health insurance

0.97

0.46–2.04

0.934

  Rural health insurance

0.50

0.17–1.46

0.205

  Without health insurance

0.30

0.09–0.99

0.048

 Chemotherapy cycles

  First cycle

reference

  Secondary cycle

1.07

0.39–2.94

0.899

  Third cycle

0.57

0.19–1.66

0.299

  Fourth cycle or above

0.33

0.16–0.72

0.005

Middle-aged group

Characteristics

Class 1 (n = 74)

P value

OR

95% C.I

 Menstrual status

  Premenopausal

reference

  Menopausal

3.58

1.69–7.59

0.001

  Postmenopausal

1.11

0.58–2.10

0.761

Elderly-aged group

Characteristics

Class 1 (n = 68)

P value

OR

95% C.I

 Complication

  No

reference

  Yes

7.40

1.98–27.60

0.003