Comparison 10. Intravenous parecoxib sodium analgesia versus Morphine and Saline.

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
1 Incident delirium	1	80	Risk Ratio (M‐H, Random, 95% CI)	0.5 [0.26, 0.98]
2 Length of admission	1	80	Mean Difference (IV, Random, 95% CI)	‐0.90 [‐1.58, ‐0.22]
3 Postoperative cognitive dysfunction at 3 days	1	80	Risk Ratio (M‐H, Random, 95% CI)	0.47 [0.21, 1.02]
4 Postoperative cognitive dysfunction at 1 week	1	80	Risk Ratio (M‐H, Random, 95% CI)	0.38 [0.15, 0.98]
5 Postoperative cognitive dysfunction at 3 months	1	80	Risk Ratio (M‐H, Random, 95% CI)	0.30 [0.09, 1.01]
6 Postoperative cognitive dysfunction at 6 months	1	80	Risk Ratio (M‐H, Random, 95% CI)	0.14 [0.02, 1.11]