Table 2.
Baseline comorbidities for study participants.
| LAGB (n = 65) | LSG (n = 70) | LRYGB (n = 218) | P–valuea | |
| Diabetesbn, (%): | ||||
| Morbidly obese (40–49.9 kg/m2) | 13 (59.1) | 6 (20) | 50 (48.5) | 0.101 |
| Super-obese (50–59.9 kg/m2) | 13 (34.2) | 9 (27.2) | 26 (25.7) | 0.908 |
| Super-super-obese (> 60 kg/m2) | 1 (25) | 4 (66.6) | 4 (30.7) | 0.185 |
| Obstructive sleep apnoeab n, (%): | ||||
| Morbidly obese | 2 (9.1) | 7 (23.3) | 17 (16.5) | 0.395 |
| Super-obese | 9 (23.7) | 7 (21.2) | 13 (12.9) | 0.240 |
| Super-super-obese | 1 (25) | 0 | 1 (7.7) | 0.382 |
| Hypertensionb n, (%): | ||||
| Morbidly obese | 15 (68.2) | 7 (23.3) | 51 (49.5) | 0.004 |
| Super-obese | 18 (47.4) | 16 (48.5) | 32 (31.7) | 0.109 |
| Super-super-obese | 1 (25) | 2 (33.3) | 4 (30.8) | 0.961 |
| Dyslipidaemiab n, (%): | ||||
| Morbidly obese | 11 (50) | 7 (23.3) | 38 (36.9) | 0.189 |
| Super-obese | 16 (42.1) | 10 (30.3) | 21 (20.8) | 0.039 |
| Super-super-obese | 0 | 2 (33.3) | 4 (30.8) | 0.423 |
| Asthmab n, (%): | ||||
| Morbidly obese | 1 (4.5) | 7 (23.3) | 19 (18.4) | 0.188 |
| Super-obese | 6 (15.8) | 10 (30.3) | 19 (18.8) | 0.266 |
| Super-super-obese | 0 | 1 (16.7) | 1 (7.7) | 0.645 |
| Gastro-oesophageal reflux diseaseb n, (%): | ||||
| Morbidly obese | 1 (4.5) | 3 (10) | 24 (23.3) | 0.051 |
| Super-obese | 9 (23.7) | 6 (18.2) | 12 (11.9) | 0.213 |
| Super-super-obese | 1 (25) | 2 (33.3) | 1 (7.7) | 0.355 |
| Depression n, (%): | ||||
| Morbidly obese | 4 (18.2) | 12 (40) | 30 (29.1) | 0.230 |
| Super-obese | 10 (26.3) | 10 (30.3) | 29 (28.7) | 0.902 |
| Super-super-obese | 0 | 1 (16.7) | 2 (15.4) | 0.693 |
| Exercise tolerance (flights of stairs), median (IQR): | ||||
| Morbidly obese | 1 (0.5–1) | 1 (0.5–3) | 1 (1–3) | 0.197 |
| Super-obese | 1 (0.5–1) | 1 (0.5–1) | 1 (0.5–3) | 0.040 |
| Super-super-obese | 0.75 (0.125–1) | 0.75 (0.375–1) | 0.5 (0.5–1) | 0.986 |
a P-value calculated using Kruskal–Wallis analysis of variance test across groups of continuous variables.
b P-values estimated using chi-square test across groups of categorical variables.
IQR, interquartile range; LAGB, laparoscopic adjustable gastric bands; LRYGB, laparoscopic Roux-en-Y gastric bypass; LSG, laparoscopic sleeve gastrectomy.