Group (number of participants) | n | Δ PCS | 95% CI | p-value | Δ MCS | 95% CI | p-value |
---|---|---|---|---|---|---|---|
All participants | 153 | 7.1 | 5.4 to 8.8 | <0.001 | −1,25 | −2.9 to 0.44 | 0.15 |
Subgroups based on IBS at preoperative visit: | |||||||
With IBS | 10 | 0.54 | −8.6 to 9.7 | 0.90 | −2.6 | −8.5 to 3.2 | 0.33 |
Without IBS | 143 | 7.6 | 5.8 to 9.3 | <0.001 | −1.2 | −2.9 to 0.62 | 0.20 |
Subgroups based on IBS-like symptoms 2 years after RYGB: | |||||||
Never IBS or IBS-like symptoms | 113 | 7.68 | 5.8 to 9.6 | <0.001 | 0.29 | −1.5 to 2.1 | 0.75 |
New onset IBS-like symptoms | 30 | 7.15 | 2.8 to 11.5 | 0.002 | −6.59 | −11.3 to − 1.9 | 0.007 |
IBS at preoperative and IBS-like symptoms 2 year follow-up visit | 6 | −3.3 | −14.1 to 7.5 | 0.47 | −4.9 | −14.8 to 5.0 | 0.26 |