Characteristic | N2D (n = 517) | N1D (n = 270) | 2LPEG (n = 260) | OSS (n = 260) |
---|---|---|---|---|
Sex, n (%) | ||||
Female | 280 (54.1) | 145 (53.7) | 123 (47.3) | 115 (44.2) |
Male | 237 (45.8) | 125 (46.3) | 137 (52.7) | 145 (55.8) |
Age group, n (%) | ||||
≤ 65 years | 400 (77.4) | 210 (77.8) | 214 (82.3) | 213 (81.9) |
> 65 years | 117 (22.6) | 60 (22.2) | 46 (17.7) | 47 (18.1) |
Race, n (%) | ||||
White/Caucasian | 473 (91.5) | 267 (98.9) | 257 (98.8) | 215 (82.7) |
Black | 36 (7.0) | 3 (1.1) | 1 (0.4) | 24 (9.2) |
Asian | 7 (1.4) | 0 | 2 (0.8) | 16 (6.2) |
Other | 6 (1.2) | 0 | 0 | 5 (1.9) |
BMI, n | 514 | 268 | 256 | 260 |
Mean (kg/m2) (SD) | 28.4 (5.3) | 26.9 (4.3) | 26.4 (4.1) | 29.7 (6.2) |
Patients with BMI > 25 kg/m2, n (%) | 371 (72.2) | 175 (65.3) | 154 (60.2) | 201 (77.3) |
Colonoscopy indication, n (%) | ||||
Screening | 283 (54.7) | 137 (50.7) | 129 (49.6) | 157 (60.4) |
Surveillance | 141 (27.3) | 57 (21.1) | 60 (23.1) | 76 (29.2) |
Diagnosis | 93 (18.0) | 76 (28.1) | 71 (27.3) | 27 (10.4) |
Time lapse—preparation to colonoscopy, n | 512 | 266 | 253 | 258 |
Mean (SD) time (hours) between the last dose of bowel preparation and colonoscopy | 5.6 (1.9) | 5.4 (1.7) | 5.4 (2.1) | 5.3 (2.1) |