Table 1.
Patient demographics and clinical characteristics by the use of epidural anesthesia.
| Epidural anesthesia |
||||
|---|---|---|---|---|
| Variable |
All (n = 97) |
Yes, median (IQR) |
No, median (IQR) |
P |
| Age (years), mean ± s.d. | 97 | 38.1 ± 15.2 | 39.5 ± 14.1 | 0.679 |
| Chromogranin A | 97 | 315 (149–723) | 646 (251–1220) | 0.144 |
| 24-h urine NMN f-ULN | 85 | 3.0 (1.0–9.3) | 2.2 (1.0–4.6) | 0.753 |
| 24-h urine MN f-ULN | 84 | 0.4 (0.2–0.7) | 0.6 (0.3–1.8) | 0.186 |
| Plasma NMN f-ULN | 97 | 5.1 (2.0–15.6) | 5.9 (1.4–9.8) | 0.836 |
| Plasma MN f-ULN | 96 | 0.6 (0.3–1.0) | 0.5 (0.4–2.0) | 0.528 |
| Plasma dopamine f-ULN | 93 | 0.8 (0.4–1.6) | 0.7 (0.4–1.4) | 0.397 |
| Tumor max dimension (cm) | 97 | 3.7 (2.5–6.3) | 3.9 (2.7–4.5) | 0.924 |
| Number of tumors | 97 | 2.0 (1.0–3.0) | 1.0 (1.0–2.0) | 0.021 |
| Total tumor volume (cm3) | 97 | 14.5 (4.3–41.0) | 11.5 (4.5–34.9) | 0.811 |
| Duration of α-blockade (days) | 97 | 38 (17–67) | 21 (17–30) | 0.075 |
| Number of BP medications | 97 | 2 (2–3) | 2 (2–3) | 0.564 |
| Preoperative IVF hydration (mL), mean ± s.d. | 95 | 1244 ± 618 | 1404 ± 596 | 0.248 |
| Estimated blood loss (mL) | 95 | 250 (100–640) | 400 (125–1000) | 0.175 |
| Surgery duration (min) | 97 | 296 (209–305) | 303 (188–303) | 0.774 |
| IO crystalloid (mL) | 97 | 4500 (3500–6000) | 4000 (3000–6600) | 0.285 |
| 24-h postoperative IVF (mL) | 97 | 3300 (2700–4700) | 3200 (2300–4500) | 0.443 |
| Increase in postoperative weight (kg), mean ± s.d. | 97 | 5.7 ± 4.0 | 4.2 ± 3.5 | 0.117 |
| Return of bowel function (days) | 97 | 4.0 (3.0–6.0) | 3.5 (3.0–5.0) | 0.349 |
| Length of stay (days) | 97 | 7.0 (6.0–9.0) | 7.0 (5.3–8.8) | 0.560 |
BP, antihypertensive; f-ULN, fold above upper limit of normal; IO, intraoperative; IQR, interquartile range; IVF, intravenous fluid; max, maximum; MN, metanephrines; NMN, normetanephrine. Bold indicates statistical significance, P<0.05.