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Comparison of the incidence of intraoperative hypotension in three groups [n (%)].
| Indicator | Group R (n = 34) | Group D (n = 35) | Group C (n = 35) | χ2 | Effect size | p |
|---|---|---|---|---|---|---|
| hypotension | 2 (5.9%) | 15 (42.9%)* | 5 (14.3%) | 15.628 | 0.37 (0.19 ~ 0.55) | <0.001 |
*Comparison with group R, p < 0.05; effect size presented as difference in rates between groups R and D (95% CI).
