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Table 2 The MACBAR of sevoflurane using the method of independent paired reversals and isotonic regression analyses in 5 groups

From: Effects of different sufentanil target concentrations on the MACBAR of sevoflurane in patients with carbon dioxide pneumoperitoneum stimulus

Group

Target concentration

of sufentanil (ng ml−1)

Empirical mean MACBAR

(95% CI)

Isotonic regression MACBAR(95% CI), (83% CI)

S0

0.0

5.333 (5.197–5.469)

5.329 (5.321–5.343) (5.324–5.339)

S1

0.1

4.533 (4.451–4.616)*

4.557 (4.552–4.568) (4.555–4.566)

S2

0.3

2.861 (2.752–2.981)*#

2.900 (2.894–2.911) (2.898–2.909)

S3

0.5

2.233 (2.142–2.324)*#※

2.216 (2.173–2.223) (2.177–2.212)

S4

0.7

2.139 (2.057–2.219)*#※

2.171 (2.165–2.183) (2.170–2.180)

  1. The data of MACBAR were presented as means (95% CI or 83% CI)
  2. *P < 0.05 vs. value of group S0. #P < 0.05 vs. value of group S1.※P < 0.05 vs. value of group S2