Table 4.
Medication use | VAP(N=156) | NVAP(N=745) | χ2 | p |
---|---|---|---|---|
Antibiotics use after surgery | 4.652 | 0.031 | ||
Yes | 72(20.7) | 275(79.3) | ||
No | 84(15.2) | 470(84.8) | ||
Duration of antibiotics use after surgery (days) | 6.868 | 0.009 | ||
≤14 | 93(15.1) | 524(84.9) | ||
>14 | 63(22.2) | 221(77.8) | ||
Number of antibiotics administered | 18.645 | <0.001 | ||
≤3 | 4(3.4) | 115(96.7) | ||
>3 | 152(19.4) | 630(80.6) | ||
Duration of antibiotics administered (days) | 6.101 | 0.014 | ||
≤14 | 6(5.1) | 112(94.9) | ||
>14 | 150(18.3) | 670(81.7) | ||
Combined application of antibiotics | 5.098 | 0.024 | ||
Yes | 151(18.1) | 682(81.9) | ||
No | 5(7.4) | 63(92.6) | ||
Number of combined antibiotics administered | 9.508 | 0.002 | ||
≤3 | 22(10.3) | 191(89.7) | ||
>3 | 134(19.5) | 554(80.5) | ||
Duration of combined antibiotics administered (days) | 16.732 | <0.001 | ||
≤14 | 20(8.6) | 213(91.4) | ||
>14 | 136(20.4) | 532(79.6) | ||
Before mechanical ventilation | ||||
Use of acid suppressant agent | 107(19.2) | 451(80.8) | 3.548 | 0.060 |
Use of sedation | 48(19.5) | 198(80.5) | 1.142 | 0.285 |
Use of corticosteroids | 58(21.9) | 207(78.1) | 5.483 | 0.019 |
After mechanical ventilation | ||||
Use of acid suppressant agent | 135(17.1) | 655(82.9) | 0.228 | 0.633 |
Use of sedation | 88(16.4) | 449(83.6) | 0.797 | 0.372 |
Use of corticosteroids | 65(18.3) | 290(81.7) | 0.406 | 0.524 |
Note: Data are number (percentage).
Abbreviations: NVAP, non-ventilator-associated pneumonia; VAP, ventilator-associated pneumonia.