Table 1 Comparison of clinical characteristics between IPN group and Non-IPN group in the training cohort
Index | Non-IPN group (n = 176) | IPN group (n = 26) | Z/χ2 value | P value |
|---|---|---|---|---|
Age [M (QL, QU)] | 47.00 (36.00, 55.00) | 40.50 (35.75, 51.25) | − 1.142 | 0.254 |
ARDS [n (%)] | 23.00 (13.10) | 7.00 (26.90) | 3.439* | 0.064 |
SIRS [n (%)] | 63.00 (35.80) | 20.00 (76.90) | 15.830* | < 0.001 |
ICU [n (%)] | 65.00 (36.90) | 23.00 (88.00) | 24.466* | < 0.001 |
Number of days in ICU [M (QL, QU)] | 0.00 (0.00,7.00) | 12.00 (5.25, 26.75) | − 5.490 | < 0.001 |
MOF [n (%)] | 24.00 (13.60) | 10.00 (38.40) | 9.973* | 0.002 |
Male [n (%)] | 133.00 (75.60) | 18.00 (69.20) | 0.482* | 0.487 |
Local complications [n (%)] | 80.00 (45.50) | 21.00 (80.70) | 11.301* | 0.001 |
Systemic complications [n (%)] | 34.00 (19.30) | 15.00 (57.70) | 4.873* | 0.027 |
Death [n (%)] | 4.00 (2.30) | 4.00 (15.40) | 10.239* | 0.001 |
CRP [mg/L, M (QL, QU)] | 51.10 (0.16, 151.51) | 80.56 (27.55, 172.38) | − 1.367 | 0.172 |
WBC [ × 109/L, M (QL, QU)] | 10.43 (7.55, 13.82) | 11.04 (8.33, 14.98) | − 0.798 | 0.425 |
N [ × 109/L, M (QL, QU)] | 8.24 (5.75, 11.69) | 9.51 (7.18, 12.75) | − 1.333 | 0.182 |
PCT [μg/L, M (QL, QU)] | 0.06 (0.05, 0.29) | 0.83 (0.18, 4.01) | − 4.372 | < 0.001 |
SOFA [M (QL, QU)] | 1.00 (0.00, 3.00) | 3.00 (2.00, 5.25) | − 4.529 | < 0.001 |
APACHE II [M (QL, QU)] | 4.00 (2.00,8.00) | 18.50 (13.00, 24.25) | − 7.058 | < 0.001 |
IG [%, M (QL, QU)] | 0.50 (0.30, 0.70) | 0.85 (0.40, 1.20) | − 2.983 | 0.003 |
nCD64 index [M (QL, QU)] | 1.25 (1.01, 1.54) | 2.42 (1.91, 2.86) | − 5.899 | < 0.001 |
Etiology [n (%)] | 3.381* | 0.337 | ||
Biliogenic [n (%)] | 67.00 (38.10) | 8 (30.70) | ||
Lipogenic [n (%)] | 63.00 (35.80) | 9.00 (34.60) | ||
Alcohol [n (%)] | 24.00 (13.60) | 7.00 (26.90) | ||
Other [n (%)] | 22.00 (12.50) | 2.00 (7.80) | ||