| No. of included literatures | OR | P value for OR | P value of Egger’s test |
---|---|---|---|---|
Original data | Â | Â | Â | Â |
 GI symptom | 53 | 0.88 | 0.23 | 0.05 |
 Diarrhea | 24 | 1.01 | 0.96 | 0.55 |
 Nausea/vomiting | 18 | 1.16 | 0.46 | 0.04 |
 Abdominal pain | 9 | 1.55 | 0.3 | 0.61 |
After trim-and-fill | Â | Â | Â | Â |
 GI symptom | 56 | 0.84 | 0.11 | 0.82 |
 Diarrhea | 24 | 1.01 | 0.96 | 0.55 |
 Nausea/vomiting | 21 | 1.02 | 0.91 | 0.9 |
 Abdominal pain | 11 | 1.28 | 0.51 | 0.94 |