Table 1 Patient characteristics
Item generation (1st internet survey) | Item reduction (2nd internet survey) | Sensibility survey (pilot study) | Validation study (1st postal survey) | Reliability testing (2nd postal survey) | |
|---|---|---|---|---|---|
Source | Various (see text) | Various (see text) | Healthy volunteers/outpatient clinics | CEDATA-GPGE (clinical registry) | CEDATA-GPGE (clinical registry) |
Male | 108 (35.8%) | 24 (27.9%) | 12/6 | 81 (54.0%) | 50 (53.2%) |
Female | 194 (64.2%) | 62 (72.1%) | 18/2 | 69 (46.0%) | 44 (46.8%) |
15 to 17 years | 54 (17.9%) | 2 (2.3%) | 8/2 | 61 (40.7%) | 28 (29.8%) |
18 to 20 years | 46 (15.2%) | 21 (24.4%) | 8/4 | 77 (51.3%) | 49 (52.1%) |
21 to 24 years | 114 (37.8%) | 51 (59.3%) | 13/2 | 11 (7.3%) | 16 (17.0%) |
Crohn’s disease | 189 (62.6%) | 55 (64%) | 0/n/a | 90 (60.0%) | 57 (60.6%) |
Ulcerative colitis | 103 (34.1%) | 28 (32.6%) | 0/n/a | 47 (31.3%) | 30 (31.9%) |
Indeterminate/unclassified | 5 (1.7%) | 3 (3.4%) | 0/n/a | 8 (5.3%) | 3 (3.2%) |
No IBD | 5 (1.7%) | - | 30/0 | - | - |
Responses overall | 302 | 203 | 30/8 | 150 | 94 |
N in analysis | 302 | 86 | 30/8 | 141 | 89 |