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. 2022 May 23;130(2):e217–e224. doi: 10.1016/j.bja.2022.04.010

Table 2.

Predictors of isolated forearm technique responsive. Logistic regression analysis with age, sex, and continuous anaesthetic exposure as predictors and with site as a fixed predictor of connected consciousness. Odds ratios (ORs) for age are reported for 1 sd in age difference (6.3 yr). CI, confidence interval; sd, standard deviation.

Responder Non-responder ORadjusted [95% CI] P-value
Age (yr, mean, sd) 31.1 (5.9) 30.2 (6.4) 1.1 [0.76, 1.6] 0.60
Sex (n)
 Female
 Male
31
6
201
100
2.7 [1.1, 7.6]
female vs male
0.022
Continuous anaesthetic exposure (%) 35.1 54.5 0.43 [0.20, 0.96] 0.041
Site (n)
 1
 2
 3
 4
 5
 6
 7
 8
 9
 10
2
2
4
1
2
2
12
2
3
7
23
18
14
12
35
14
38
32
47
68