Table 1 Characteristics of 30 patients presenting for elective bariatric surgery
Characteristic | Description |
|---|---|
Weight, (kg) median (IQR) | 146 (133 to 151) |
BMI category (kg/m2) n (%) | |
45.0–49.9 | 14 (47) |
50.0–54.9 | 7 (23) |
55.0–59.9 | 5 (17) |
≥ 60.0 | 4 (13) |
Diagnosis of hypertension n (%) | 10 (33) |
Ethnicity n (%) | |
Caucasian | 28 (93) |
Aboriginal or Torres Strait Islander | 2 (7) |
Type of laparoscopic surgery n (%) | |
Sleeve gastrectomy | 10 (33) |
Roux-en-y gastric bypass | 10 (33) |
Single anastomosis gastric bypass | 5 (17) |
Remove gastric band and convert to gastric bypass | 4 (13) |
Removal of gastric band | 1 (3) |
Right mid-arm circumference (cm), mean ± SD (range) | 47.2 ± 6.3 (35–61) |
Left mid-arm circumference (cm), mean ± SD (range) | 46.4 ± 5.7 (38–58) |
Right arm conicity index, mean ± SD (range) | 14.9 ± 5.0 (4.9–24.3) |
Left arm conicity index, mean ± SD (range) | 15.3 ± 4.4 (8.5–22.7) |
Vasopressor total dose | |
Metaraminol (mg), median (IQR) (n = 13) | 3.5 (2.0 to 6.2) |
Phenylephrine (mcg), median (IQR) (n = 9) | 955 (450 to 2210) |
Ephedrine (mg), individual value presented | 6 |