From: Bispectral index to guide induction of anesthesia: a randomized controlled study
 | BIS | NON-BIS | p-value | summary statisticsa |
---|---|---|---|---|
(n = 120) | (n = 115) |  | ||
MAP at 120Â s vs. BL (%) | 82 (75, 91) | 83 (75, 92) | 0.44 | 1 |
MAP at 240Â s vs. BL (%) | 71 (62, 80) | 73 (65, 80) | 0.23 | 2 |
MAP at 360Â s vs. BL (%) | 71 (64, 80) | 73 (62, 84) | 0.50 | 2 |
MAP at 480Â s vs. BL (%) | 85 (72, 98) | 85 (73, 103) | 0.60 | 0 |
Hypotensionb | 53 (44; 35–54) | 52 (45; 36–55) | 0.90 | 0.98 (0.74–1.30) |
Severe hypotensionb | 12 (10; 5–17) | 16 (14; 8–22) | 0.42 | 0.72 (0.36–1.45) |
Hypotension ratec | 82/479 (17; 14–21) | 86/460 (18; 15–23) | 0.55 | 0.91 (0.70–1.20) |
Severe hypotension ratec | 17/479 (3; 2–6) | 20/460 (4; 3–7) | 0.22 | 0.82 (0.43–1.54) |
Max. MAP dropd (mmHg) | 33 (24, 44) | 30 (21, 41) | 0.26 | 3 |
 | BIS | NON-BIS | p-value | summary statisticsa |
Max. MAP dropd (%) | 35 (26, 43) | 33 (25, 43) | 0.39 | 2 |
Minimal MAP (mmHg) | 61 (55, 70) | 62 (54, 69) | 0.98 | 1 |
Hypertensionb | 0 (0; 0–2.5) | 4 (3; 1–9) | 0.22 | 0.11 (0.01–1.97) |
Tachycardiab | 4 (3; 1–8) | 16 (14; 8–22) | 0.01 | 0.24 (0.08–0.71) |
Hypertension ratec | 0/479 (0; 0–0.6) | 4/460 (1; 0–2) | 0.06 | 0.18 (0.06–1.99) |
Tachycardia ratec | 4/479 (1; 0–2) | 18/460 (4; 2–6) | < 0.01 | 0.22 (0.08–0.65) |