Table 1 Characteristics of 17-year-old adolescents in the Raine cohort based on the presence or absence of abdominal pain.
Total (n = 1281) | Abdominal pain | No abdominal pain | P value | |
|---|---|---|---|---|
Sex | ||||
• Female | 676/1281 (52.8%) | 281/676 (41.6%) | 395/676 (58.4%) | <0.001 |
• Male | 605/1281 (47.2%) | 176/605 (29.1%) | 429/605 (70.9%) | |
Frequency of bowel motions | ||||
• 0–2 per week | 189 (14.8%) | 71 (15.6%) | 118 (14.4%) | 0.1 |
• 3–6 per week | 457 (35.9%) | 180 (40.0%) | 275 (33.6%) | |
• 1 per day | 489 (38.4%) | 154 (33.8%) | 335 (41.0%) | |
• 2–3 per day | 131 (10.3%) | 45 (9.9%) | 86 (10.5%) | |
• >3 times per day | 7 (0.5%) | 3 (0.7%) | 4 (0.5%) | |
Self-reported stool characteristics and gastrointestinal symptoms | ||||
• Stool not too hard and not too soft | 1140/1267 (90%) | 393/453 (86.8%) | 717/814 (91.8%) | 0.04 |
• Stool soft, mushy or watery | 40/1267 (3.2%) | 17/453 (3.8%) | 23/814 (2.8%) | 0.37 |
• Stool hard or very hard | 87/1276 (6.9%) | 43/453 (9.5%) | 44/814 (5.4%) | 0.006 |
• Abdominal bloating | 915/1275 (71.8%) | 397/456 (87.1%) | 518/819 (63.2%) | <0.001 |
• Nausea | 262/1057 (24.8%) | 144/378 (38.1%) | 118/669 (17.4%) | <0.001 |
• Vomiting | 94/1053 (8.9%) | 58/375 (15.5%) | 36/678 (5.3%) | <0.001 |
Depression | 72/1157 (6.2%) | 40/405 (9.9%) | 32/752 (4.3%) | <0.001 |
Anxiety | 119/1164 (10.2%) | 58/409 (14.2%) | 61/755 (8.1%) | 0.001 |
Self-reported poor-fair health rating | 132/1280 (10.3%) | 68/457 (14.9%) | 64/823 (7.8%) | <0.001 |
Body mass index (kg/m2) | 23.0 (5.8) | 23.2 (7.1) | 22.9 (5.0) | 0.51 |
