Table 2.
Effect of preoperative nifedipine exposure on intraoperative outcomes.
| Intraoperative events | Nifedipine group (n = 206) | No nifedipine group (n = 122) | P value |
|---|---|---|---|
| Intraoperative hypotension | 113 (54.8%) | 62 (50.8%) | 0.479 |
| Duration of intraoperative hypotension (min) | 24.8 ± 21.2 | 19.8 ± 21.1 | 0.135 |
| Number of patients received ephedrine | 188 (91.3%) | 113 (92.6%) | 0.665 |
| Intraoperative ephedrine (mg/kg) | 0.35 ± 0.23 | 0.36 ± 0.24 | 0.822 |
| Number of patients received phenylephrine | 127 (61.6%) | 61 (50.8%) | 0.057 |
| Intraoperative phenylephrine (mcg/kg) | 7.04 ± 6.38 | 4.70 ± 4.14 | 0.018 |
| Number of vasopressor treatment (times) | 6.06 ± 4.58 | 4.96 ± 3.42 | 0.022 |
Data shown in n (%) or mean ± SD.