Table I.
Preoperative baseline characteristics
| Cohort (n = 46) | Arm T (n = 23) | Arm I (n = 23) | P value | |
|---|---|---|---|---|
| Age | 50.6 (17.7) | 51 (15.7) | 50.1 (19.8) | .86 |
| Sex (female) | 24 (52) | 12 (52) | 12 (52) | 1 |
| ASA | 1 | |||
| Class 1 | 3 (7) | 1 (4) | 2 (9) | |
| Class 2 | 43 (93) | 22 (96) | 21(91) | |
| Class 3 | 0 | 0 | 0 | |
| Class 4 | 0 | 0 | 0 | |
| Preoperative diagnosis | ||||
| IBD | 25 (54) | 13 (57) | 12 (52) | 1 |
| Malignancy | 11 (24) | 4 (17) | 7 (30) | .49 |
| Diverticulitis | 4 (9) | 3 (13) | 1 (4) | .61 |
| Other | 6 (13) | 3 (13) | 3 (13) | 1 |
| Days from OR to first postoperative visit | 11 (4.5) | 11 (2.5) | 12 (5.8) | .24 |
| Distance from patient residence to clinic (mi) | 30 (37) | 34 (48) | 26 (20) | .49 |
| Patient-rated familiarity with technology | 1 | |||
| Unfamiliar | 2 (4) | 1 (4) | 1 (4) | |
| Somewhat familiar | 18 (39) | 9 (39) | 9 (39) | |
| Very familiar | 26 (57) | 13 (57) | 13 (57) |
ASA, American Society of Anesthesiologists; IBD, inflammatory bowel disease; OR, operating room.