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Table 3 Comparison of adverse reactions between the two groups [n (%)]

From: Comparison of low-dose morphine intrathecal analgesia and sufentanil PCIA in elderly patients with hip fracture undergoing single spinal anesthesia — a randomized clinical trial

Adverse reactions Group M (n = 35) Group S (n = 33)
Nausea/ vomiting 4 (11.43) 3 (9.09)
Pruritus 8 (22.86) 2 (6.06)
Sedation/drowsiness 3 (8.57) 2 (6.06)
POD 2 (5.71) 6 (18.18)
Respiratory depression 3 (8.57) 2 (6.06)
  1. Compared with group S, P < 0.05