Table 2.
Incident gallstones or cholecystectomy group N (%) | No gallstones group N (%) | Unadjusted OR [95% CI]1 |
Adjusted OR [95% CI]1,2 |
Sensitivity analysis: without cholecystectomy2,3 | Sensitivity analysis: without stone awareness2,4 | |
---|---|---|---|---|---|---|
Remained symptom-free | 122 (47.7) | 1,240 (47.8) | Ref. | Ref. | Ref. | Ref. |
Became symptom-free | 51 (19.9) | 633 (24.4) | 0.82 [0.58; 1.15] | 0.91 [0.64; 1.30] | 0.90 [0.63; 1.28] | 0.92 [0.64; 1.33] |
Persisting symptoms | 63 (24.6) | 473 (18.2) | 1.35 [0.98; 1.87] | 1.20 [0.86; 1.68] | 1.13 [0.80; 1.59] | 1.10 [0.77; 1.56] |
Symptom debut | 20 (7.8) | 246 (9.5) | 0.83 [0.51; 1.35] | 0.70 [0.42; 1.16] | 0.67 [0.40; 1.11] | 0.64 [0.38; 1.09] |
1 N (total) = 2,848 (minus missing in adjusted analyses), N (incident stones) = 250, N (cholecystectomy) = 6, and N (stone-free) = 2,592.
2Adjusted for baseline sex, age, BMI (interaction with sex), units of alcohol per week, social groups I + II–V, cohabitant status, and changes in consumption of alcohol units per week (interactions with sex).
3 N (total) = 2,842, N (incident stones) = 250, and N (stone-free) = 2,592.
4 N (total) = 2,805, N (incident stones) = 239, and N (stone-free) = 2,565.