Early period (n = 206) | Unadjusted value | ||
---|---|---|---|
P | HR | 95% CI | |
Region | |||
 Cervical fusion |  | 1.000 |  |
 Lumbar fusion | 0.7947 | 1.043 | (0.758, 1.436) |
Age (years) | |||
 20–29 |  | 1.000 |  |
 30–39 | 0.3929 | 0.542 | (0.133, 2.208) |
 40–49 | 0.5079 | 1.457 | (0.478, 4.442) |
 50–59 | 0.7599 | 1.173 | (0.421,3.267) |
 60–69 | 0.8674 | 1.090 | (0.397, 2.994) |
  ≥ 70 | 0.7939 | 1.144 | (0.416, 3.144) |
Gender | |||
 Male |  | 1.000 |  |
 Female | 0.8193 | 0.968 | (0.733, 1.279) |
Diabetes | |||
 Yes | 0.6594 | 0.938 | (0.704, 1.248) |
 No |  | 1.000 |  |
Associated comorbidities | |||
 Yes | 0.4081 | 0.890 | (0.675, 1.173) |
 No |  | 1.000 |  |
Hospital types | |||
 Tertiary-referral hospital |  | 1.000 |  |
 General hospital | 0.0050 | 1.610 | (1.155, 2.244) |
 Hospital | 0.0865 | 0.704 | (0.472, 1.052) |
 Clinic | 0.7124 | 0.689 | (0.095, 4.993) |