Table 1.
Patient characteristics
| Variablea | Overall (n=21) | Placebo (n=11) | Active (n=10) |
|---|---|---|---|
| Age at surgery, years | 53 (23–79) | 53 (40–79) | 53 (23–74) |
| Male | 12 (57%) | 6 (60%) | 6 (55%) |
| Body mass index, kg/m2 | 24.3 (20.0–31.9) | 25.0 (20.0–31.9) | 23.9 (22.0–30.2) |
| Side of surgery, left | 16 (76%) | 7 (70%) | 9 (82%) |
| Operative time (minutes) | 181 (102–269) | 168 (102–224) | 217 (109–269) |
| Minutes from needle insertion to block completionb | 15 (4–33) | 13 (4–33) | 15 (10–20) |
| Blood reflux from needlec | 0 (0%) | 0 (0%) | 0 (0%) |
| Time from end of surgery to Foley catheter removal (hours) | 19.9 (17.6–382.9) | 20.0 (17.6–330.9) | 19.9 (18.8–382.9) |
| Days from surgery to discharge | 2 (2–6) | 2 (2–4) | 2 (2–6) |
Notes:
a
Categorical variables are reported as n (%), continuous variables are reported with median (minimum, maximum)
b
four patients in the placebo group and two in the active group did not have needle insertion time collected
c
two placebo patients did not have blood reflux from needle data collected.