Table 1.
Patient and surgical demographics
| Variable | HEA | Standard | p value |
|---|---|---|---|
| (n = 102 [59%]) | (n = 72 [41%]) | ||
| Age (years) | |||
| Mean ± SD | 46 ± 20 | 50 ± 19 | 0.13 |
| Gender | |||
| Male versus female | 54 versus 48 (53% versus 47%) |
38 versus 34 (53% versus 47%) |
0.98 |
| Tumor volume | |||
| Mean ± SD | 985 ± 1150 | 791 ± 871 | 0.08 |
| Procedure | 0.17† | ||
| Hemipelvectomy | 59 (57%) | 47 (65%) | |
| Type I, I/IV | 18 | 17 | 0.14‡ |
| Type I/II, I/II/III | 14 | 4 | |
| Type II, II/III | 20 | 22 | |
| Type III | 7 | 4 | |
| Sacrectomy | 18 (18%) | 6 (9%) | |
| Hindquarter amputation | 25 (25%) | 19 (26%) | |
| Mean MAP (mmHg)* | 53 (47–57) | 58 (52–63) | 0.001 |
| Duration | |||
| Procedure (minutes)* | 167 (117–228) | 159 (120–200) | 0.55 |
| HDU stay (hours)* | 20 (17–27) | 20 (17–29) | 0.96 |
| Admission (days)* | 17 (11–27) | 21 (13–35) | 0.14 |
* Data presented as median (interquartile range); †comparison between hemipelvectomy, sacrectomy, hindquarter amputation; ‡comparison between hemipelvectomy types; HEA = hypotensive epidural anesthesia; MAP = mean arterial pressure; HDU = high-dependency unit.