Table 1.
Demographics, Montreal classification, and laboratory markers of ultrasound and endoscopy groups.
| Ultrasound group | Endoscopy group | p value | |
|---|---|---|---|
| Demographic information | n = 41 | n = 74 | |
| Age (y) | 40.2 ± 13.8 | 37.5 ± 13.7 | .31 |
| Sex (female) | 27 (66) | 43 (58) | .43 |
| Previous surgery | 14 (34) | 21 (28) | .53 |
| New disease | 13 (32) | 31 (41) | .32 |
| Duration of disease (y) | 10.2 ± 11.9 | 7.4 ± 9.5 | .23 |
| B1 (y) | 3.3 ± 5.5 | 6.7 ± 9.1 | |
| B2/B3 (y) | 11.5 ± 11.4 | 8.9 ± 10.4 | |
| Age at diagnosis | .31 | ||
| A1 | 5 (12) | 7 (10) | |
| A2 | 26 (63) | 48 (65) | |
| A3 | 10 (24) | 19 (26) | |
| Location of disease | .67 | ||
| L1 | 23 (56) | 24 (32) | |
| L2 | 5 (12) | 30 (41) | |
| L3 | 12 (29) | 20 (27) | |
| L4 | 1 (2) | 0 (0) | |
| Disease behaviour | .52 | ||
| B1 | 7 (17) | 52 (70) | |
| With perianal disease | 0 | 10 | |
| B2 | 20 (49) | 8 (11) | |
| With perianal disease | 1 | 1 | |
| B3 | 14 (34) | 14 (19) | |
| With perianal disease | 0 | 2 | |
| Laboratory markers | |||
| C-reactive protein (mg/L) | 27.92 ± 40.4 | 37.6 ± 59.9 | .36 |
| Albumin (g/L) | 32.85 ± 5.7 | 30.7 ± 7.2 | .12 |
| Hemoglobin (g/L) | 123.57 ± 20.0 | 119.95 ± 21.4 | .39 |
Continuous values are mean ± SD; discrete values are n (%). Montreal classification [17]. Age of onset: A1: <17 y; A2: 17–40 y; A3: above 40 y. Location: L1: distal ileum; L2: colonic; L3: ileocolonic; L4: upper disease. Disease behaviour: B1: nonstricturing and nonpenetrating; B2: stricturing; B3: penetrating.