Frequency of symptoms at inclusion in patients without gallstones (n = 126), patients with gallstones who were not operated on (n = 22) and patients who were operated on for gallstones (n = 85).
| Patients without gallstones (%)a | Patients with gallstones who were not operated on (%)a | Patients with gallstones who were operated on (%)a | P-valueb | Likelihood ratio for gallstones given symptom is present (% [95% CI]) | |
|---|---|---|---|---|---|
| Biliary pain | 57/126 (45) | 10/22 (46) | 55/85 (65) | 0.017 | 1.34 (1.05 to 1.71) |
| Upper abdominal pain | 97/126 (77) | 16/22 (73) | 77/85 (91) | 0.024 | 1.13 (0.99 to 1.29) |
| Upper abdominal pain after fatty food intake | 55/126 (44) | 9/22 (41) | 53/85 (62) | 0.019 | 1.33 (1.01 to 1.74) |
| Vomiting | 31/122 (25) | 5/21 (24) | 43/83 (52) | 0.0001 | 1.82 (1.25 to 2.63) |
| Dyspeptic symptoms | |||||
| Nausea | 82/126 (65) | 16/22 (73) | 67/83 (81) | 0.05 | 1.21 (1.02 to 1.45) |
| Belching | 83/124 (67) | 83/124 (67) | 64/84 (76) | 0.35 | 1.11 (0.95 to 1.31) |
| Bloating | 87/123 (71) | 14/22 (64) | 67/85 (80) | 0.20 | 1.07 (0.90 to 1.27) |
| Acid regurgitation | 63/125 (50) | 7/22 (32) | 45/85 (53) | 0.20 | 0.96 (0.73 to 1.27) |
| Diarrhoea | 50/126 (40) | 11/22 (50) | 34/85 (40) | 0.65 | 1.06 (0.80 to 1.40) |
| Constipation | 49/125 (39) | 5/21 (24) | 31/84 (37) | 0.40 | 0.87 (0.60 to 1.27) |
| Flatulence | 91/126 (72) | 17/22 (77) | 55/85 (65) | 0.37 | 0.93 (0.79 to 1.10) |
| Three or more symptoms | 84/121 (69) | 17/22 (77) | 69/82 (84) | 0.06 | - |