Table 5.

Multivariable model for predictors of breast and cervical cancer screening

Variables of InterestCKD Categories at Baseline
No CKDCKD Stages 3a and 3bCKD Stages 4 and 5DialysisaTransplant
Breast cancer
 Age per 10 yr1.04 (1.03 to 1.05)0.86 (0.82 to 0.89)b0.84 (0.70 to 1.00)b0.65 (0.59 to 0.73)b1.38 (1.08 to 1.76)b
 Ruralc1.03 (1.00 to 1.06)1.02 (0.95 to 1.09)1.16 (0.85 to 1.58)0.91 (0.73 to 1.13)1.57 (0.95 to 2.60)
 Income quintile 1 (lowest; versus quintile 3)d0.85 (0.83 to 0.87)b0.91 (0.85 to 0.98)b0.82 (0.60 to 1.12)1.00 (0.81 to 1.25)0.93 (0.58 to 1.48)
 Income quintile 20.96 (0.94 to 0.98)b1.03 (0.96 to 1.10)0.79 (0.57 to 1.09)1.03 (0.82 to 1.28)1.04 (0.65 to 1.67)
 Income quintile 41.07 (1.04 to 1.09)b1.12 (1.04 to 1.20)b0.87 (0.62 to 1.23)1.11 (0.87 to 1.42)0.72 (0.43 to 1.18)
 Income quintile 5 (highest)1.16 (1.13 to 1.19)b1.26 (1.17 to 1.35)b0.90 (0.62 to 1.30)1.28 (1.00 to 1.65)1.23 (0.78 to 1.94)
 Charlson per 1 U0.93 (0.92 to 0.94)b0.90 (0.88 to 0.93)b0.95 (0.86 to 1.04)0.87 (0.83 to 0.92)b0.97 (0.81 to 1.14)
 Diabetes0.79 (0.78 to 0.81)b0.74 (0.71 to 0.78)b0.85 (0.68 to 1.08)0.97 (0.81 to 1.16)0.73 (0.49 to 1.10)
 Hypertension0.99 (0.98 to 1.01)0.97 (0.92 to 1.03)1.08 (0.77 to 1.52)1.02 (0.80 to 1.29)1.15 (0.70 to 1.88)
 Myocardial infarction0.78 (0.72 to 0.83)b0.80 (0.69 to 0.93)b0.76 (0.44 to 1.29)0.96 (0.74 to 1.25)1.05 (0.35 to 3.11)
 Ischemic stroke0.87 (0.78 to 0.97)b0.88 (0.71 to 1.08)0.83 (0.40 to 1.70)1.28 (0.91 to 1.81)0.74 (0.23 to 2.42)
 General practitioner visits1.00 (1.00 to 1.00)1.01 (1.00 to 1.01)1.00 (0.99 to 1.01)1.00 (0.99 to 1.00)1.00 (0.98 to 1.03)
 Long-term care0.12 (0.10 to 0.15)b0.18 (0.11 to 0.29)b0.34 (0.08 to 1.43)0.47 (0.25 to 0.87)b21.3 (2.05 to 220.8)b
 Dementia0.78 (0.74 to 0.83)b0.76 (0.66 to 0.87)b0.73 (0.42 to 1.26)0.75 (0.52 to 1.10)1.14 (0.41 to 3.22)
 Depression0.96 (0.93 to 0.98)b0.99 (0.92 to 1.07)1.44 (1.06 to 1.95)0.74 (0.58 to 0.95)b1.00 (0.60 to 1.68)
Cervical cancer
 Age per 10 yr0.84 (0.83 to 0.84)b0.71 (0.69 to 0.73)b0.65 (0.58 to 0.73)b0.73 (0.70 to 0.77)b0.90 (0.84 to 0.97)b
 Ruralc0.88 (0.86 to 0.89)b0.87 (0.79 to 0.96)b1.12 (0.68 to 1.83)0.90 (0.75 to 1.09)0.96 (0.71 to 1.30)
 Income quintile 1 (lowest; versus quintile 3)d0.84 (0.82 to 0.85)b0.88 (0.80 to 0.97)b0.73 (0.49 to 1.09)0.84 (0.70 to 1.00)0.84 (0.65 to 1.09)
 Income quintile 20.94 (0.93 to 0.95)b1.06 (0.97 to 1.16)1.18 (0.80 to 1.75)0.92 (0.77 to 1.12)0.85 (0.65 to 1.12)
 Income quintile 41.09 (1.07 to 1.10)b1.26 (1.15 to 1.38)b1.07 (0.71 to 1.64)0.95 (0.77 to 1.17)0.89 (0.67 to 1.17)
 Income quintile 5 (highest)1.18 (1.17 to 1.20)b1.38 (1.26 to 1.51)b1.39 (0.89 to 2.16)1.12 (0.90 to 1.38)1.13 (0.86 to 1.47)
 Charlson per 1 U0.94 (0.93 to 0.94)b0.91 (0.88 to 0.94)b0.94 (0.83 to 1.06)0.88 (0.83 to 0.92)b0.92 (0.83 to 1.01)
 Diabetes0.77 (0.76 to 0.78)b0.70 (0.66 to 0.75)b0.76 (0.56 to 1.04)0.96 (0.82 to 1.11)0.91 (0.71 to 1.16)
 Hypertension0.89 (0.88 to 0.90)b0.88 (0.82 to 0.94)b0.94 (0.65 to 1.38)1.30 (1.09 to 1.57)0.94 (0.75 to 1.18)
 Myocardial infarction0.74 (0.69 to 0.79)b0.80 (0.64 to 0.99)b0.98 (0.47 to 2.03)0.73 (0.55 to 0.97)b0.91 (0.47 to 1.76)
 Ischemic stroke0.78 (0.70 to 0.87)b0.73 (0.54 to 1.00)b0.51 (0.07 to 3.69)1.11 (0.77 to 1.60)0.55 (0.17 to 1.72)
 General practitioner visits1.00 (1.00 to 1.00)1.00 (0.99 to 1.00)1.00 (0.98 to 1.01)1.00 (0.99 to 1.00)1.01 (1.00 to 1.02)
 Long-term care0.13 (0.11 to 0.17)b0.15 (0.06 to 0.40)b0.48 (0.06 to 3.64)0.47 (0.24 to 0.93)b0.89 (0.11 to 7.47)
 Dementia0.76 (0.72 to 0.80)b0.68 (0.54 to 0.84)b0.78 (0.34 to 1.79)0.71 (0.48 to 1.06)0.65 (0.22 to 1.87)
 Depression0.97 (0.96 to 0.98)b1.02 (0.93 to 1.11)1.03 (0.69 to 1.54)0.99 (0.83 to 1.19)0.97 (0.74 to 1.28)
  • a Dialysis vintage per 1 yr for breast cancer and for cervical cancer were 0.89 (0.85 to 0.93) and 0.86 (0.83 to 0.90), respectively. Both dialysis vintages had significant associations.

  • b Significant associations.

  • c Rural defined as population <10,000.

  • d Income quintile categories are quintiles 1 (lowest) to 5 (highest).