Table 1 Patients characteristics and clinical data
From: Tramadol for the treatment of catheter-related bladder discomfort: a randomized controlled trial
Group A | Group B | Group C | |
|---|---|---|---|
Number of patients (n) | 30 | 30 | 30 |
Age (year) | 35.9 ± 7.7 | 37.0 ± 8.2 | 36.6 ± 9.0 |
Weight (kg) | 56.7 ± 5.2 | 55.3 ± 4.4 | 55.6 ± 5.2 |
Duration of surgery (min) | 118.3 ± 32.8 | 122.0 ± 34.9 | 121.2 ± 35.8 |
Intra-operative sufentanil requirement (ug) | 25.5 ± 7.4 | 26.0 ± 8.0 | 25.3 ± 8.1 |