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Table 3 Actual time in seconds with 95% CI and approximate upper CI limit time in minutes to achieve each FAS in group Air (n = 97)

From: 1-1-8 one-step sevoflurane wash-in scheme for low-flow anesthesia: simple, rapid, and predictable induction

FAS (%)FIS (%)Time (sec)95%CI (sec)Approximated upper CI limit time (min)
12.449.6 ± 10.947.4–51.81
1.53.076.8 ± 16.573.5–80.21.5
23.5118.5 ± 24.0113.6–123.32
2.54.0171.5 ± 30.5165.4–177.73
34.6226.9 ± 38.4219.1–234.64
3.55.1286.4 ± 48.1276.7–296.15
  1. Data are presented as means ± SD or ranges
  2. FIS inspired concentration of sevoflurane, FAS alveolar concentration of sevoflurane, CI confidence interval