Table 3 Characteristics of patients and Univariate analysis between f EPE and NEPE postoperative meningitis
Characteristics | Total (220) | EPE (78) | NEPE (142) | Z/χ2 | P |
|---|---|---|---|---|---|
Age (years) | Â | Â | Â | 0.400 | 0.565 |
Median | 45 | 45 | 43 | Â | Â |
IQR | 30–55 | 30–59 | 31–52 |  |  |
Male% | 126 (57.3%) | 49 (62.8%) | 77 (54.2%) | 1.520 | 0.255 |
Hypertension | 45 (20.4%) | 18 (23.1%) | 27 (19.0%) | 0.511 | 0.489 |
Diabetes mellitus | 16 (7.3%) | 5 (6.4%) | 11 (7.8%) | 0.133 | 0.793 |
Fever (b.t > 38 °C) | 130 (59.1%) | 42 (53.8%) | 88 (62.0%) | 1.375 | 0.254 |
LD | 99 (45.0%) | 40 (51.3%) | 59 (41.3%) | 1.927 | 0.202 |
EVD | 113 (51.4%) | 36 (46.2%) | 77 (54.2%) | 1.313 | 0.263 |
Long surgery duration (> 180 min) | 126 (57.3%) | 50 (64.1%) | 76 (53.5%) | 2.304 | 0.155 |
CSF Leakage | 48 (21.8%) | 20 (25.6%) | 28 (19.7%) | 1.035 | 0.312 |
Reoperation | 56 (25.4%) | 24 (30.8%) | 32 (22.5%) | 1.799 | 0.198 |
AMV | 72 (32.7%) | 35 (44.9%) | 37 (26.1%) | 8.095 | 0.007 |
LOS (days) | Â | Â | Â | 1.326 | 0.198 |
Median | 35 | 38 | 34 | Â | Â |
IQR | 20–41 | 20–42 | 20–40 |  |  |
Time of cure of infection (days) |  |  |  | −1.620 | 0.626 |
Median | 13 | 13 | 13 | Â | Â |
IQR | 8–20 | 7–18 | 8–22 |  |  |
Surgical wound classification | Â | Â | Â | 5.265 | 0.024 |
Clean (I) | 116 (52.7%) | 51 (65.4%) | 70 (49.3%) | Â | Â |
Clean-contaminate (II) | 104 (47.3%) | 27 (34.6%) | 72 (51.7%) | Â | Â |
Craniotomy | 114 (51.8%) | 54 (69.2%) | 60 (42.2%) | 14.675 | < 0.001 |
GCS |  |  |  | −1.984 | 0.232 |
Median | 8 | 8 | 9 | Â | Â |
IQR | 6–12 | 5–10 | 7–12 |  |  |
Postoperative infection time | Â | Â | Â | 1.284 | 0.366 |
Median | 7 | 8 | 7 | Â | Â |
IQR | 4–13 | 4–14 | 3–12 |  |  |
ICU admission | 89 (40.4%) | 37 (47.4%) | 52 (36.6%) | 2.445 | 0.151 |
Malignancy | 103 (46.8%) | 44 (56.4%) | 59 (41.6%) | 4.466 | 0.048 |
Bacteraemia | 49 (22.3%) | 19 (24.4%) | 30 (21.1%) | 0.304 | 0.613 |
Hospital-acquired pneumonia | 67 (30.4%) | 27 (34.6%) | 40 (28.2%) | 0.988 | 0.359 |