Table 3 Subgroup analysis for the association continuity of care with occurrence of secondary diabetic complication by patient-level and hospital-level factors
| Â | Continuity of care | p-value | ||||
|---|---|---|---|---|---|---|
Good (0.75 ≤ COC index) | Bad (COC index < 0.75) | |||||
Hazard ratio (Ref.) | Hazard ratio | 95% CI | ||||
ESRD incidence | ||||||
Patient-level | ||||||
Sex | ||||||
 Male | 1.00 | 2.04 | (1.09 | – | 3.82) | 0.03 |
 Female | 1.00 | 1.86 | (0.96 | – | 3.60) | 0.07 |
Age | ||||||
 Under 50 | 1.00 | 3.00 | (0.75 | – | 11.98) | 0.12 |
 50–59 | 1.00 | 3.83 | (0.36 | – | 1.95) | 0.83 |
 60–69 | 1.00 | 4.24 | (1.78 | – | 10.09) | 0.00 |
 70–79 | 1.00 | 4.39 | (1.59 | – | 12.07) | 0.00 |
 80 and more | 1.00 | 1.41 | (0.20 | – | 10.01) | 0.73 |
Residence area | ||||||
 Metropolitan | 1.00 | 2.11 | (1.04 | – | 5.30) | 0.04 |
 Urban | 1.00 | 1.70 | (0.62 | – | 4.65) | 0.24 |
 Rural | 1.00 | 1.92 | (1.06 | – | 3.48) | 0.04 |
Health insurance type | ||||||
 Health insurance | 1.00 | 1.91 | (1.21 | – | 3.03) | 0.01 |
 Medical aid | 1.00 | 1.93 | (0.17 | – | 21.57) | 0.59 |
Income | ||||||
 Q1 (Low) | 1.00 | 2.04 | (0.92 | – | 4.52) | 0.08 |
 Q2 | 1.00 | 1.70 | (1.38 | – | 4.82) | 0.02 |
 Q3 | 1.00 | 0.94 | (0.36 | – | 2.45) | 0.91 |
 Q4 (High) | 1.00 | 2.27 | (1.01 | – | 5.14) | 0.05 |
Disabled type | ||||||
 Yes | 1.00 | 2.08 | (0.96 | – | 4.48) | 0.06 |
 No | 1.00 | 2.23 | (1.43 | – | 3.49) | 0.00 |
Hospital-level | ||||||
Hospital classification | ||||||
 General hospital | 1.00 | 1.86 | (1.15 | – | 2.99) | 0.01 |
 Hospital | 1.00 | 2.11 | (0.64 | – | 6.91) | 0.22 |
 Clinic | 1.00 | 2.73 | (0.79 | – | 9.42) | 0.11 |
Number of beds | ||||||
 Q1 (Low) | 1.00 | 2.60 | (1.03 | – | 6.59) | 0.04 |
 Q2 | 1.00 | 1.39 | (0.54 | – | 3.60) | 0.50 |
 Q3 (High) | 1.00 | 2.00 | (1.11 | – | 3.61) | 0.02 |
Number of doctors | ||||||
 Q1 (Low) | 1.00 | 1.99 | (0.72 | – | 5.48) | 0.18 |
 Q2 | 1.00 | 1.87 | (0.67 | – | 5.25) | 0.24 |
 Q3 (High) | 1.00 | 1.86 | (1.06 | – | 3.27) | 0.03 |
Location | ||||||
 Metropolitan | 1.00 | 1.96 | (0.79 | – | 4.86) | 0.15 |
 Urban | 1.00 | 3.46 | (1.52 | – | 7.91) | 0.00 |
 Rural | 1.00 | 2.05 | (1.09 | – | 3.85) | 0.03 |