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Retrospective Cohort Study
Copyright: ©Author(s) 2026.
World J Anesthesiol. Sep 22, 2026; 14(1): 114881
Published online Sep 22, 2026. doi: 10.5313/wja.v14.i1.114881
Table 1 Pre-match and post-match demographics, n (%)/mean ± SD
Pre-match
Post-match
GA
SD1
GA
Regional anesthesia
SD1
Sample size1206262
Mean age (years)49.3 ± 14.10.1552.6 ± 14.251.3 ± 13.70.09
Sex2
Male73 (60.8)0.0440 (64.5)40 (64.5)0
Mean body mass index (kg/m²)28.9 ± 4.80.0328.9 ± 4.128.7 ± 5.10.03
American Society of Anesthesiologists
I31 (25.8)0.0212 (19.4)17 (27.4)0.08
II77 (64.2)0.0641 (66.1)36 (58.1)0.08
III12 (10.0)0.049 (14.5)9 (14.5)0
Comorbidities
Cardiac disease35 (4.2)4 (6.5)1 (1.6)
Chronic obstructive pulmonary disease3 (2.5)2 (3.2)1 (1.6)
Sleep apnea42 (1.7)1 (1.6)1 (1.6)
Diabetes57 (5.8)7 (11.3)5 (8.1)


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