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Table 2 Changes of sedation indexes in the four groups (\( \overline{x}\pm s \))

From: The clinical effect of dexmedetomidine combined with parecoxib sodium on sedation, antianxiety and prevention of intubation stress in patients undergoing functional endoscopic sinus surgery: a randomised controlled trial

Group

Cases

Items

T0

T1

T2

T3

D

30

Ramsay

1.21 ± 0.41

1.45 ± 0.30

2.11 ± 0.55ab

2.90 ± 0.42ab

BIS

93.9 ± 3.3

89.8 ± 2.5b

81.5 ± 3.3ab

78.3 ± 5.6ab

DP

30

Ramsay

1.25 ± 0.36

1.52 ± 0.51b

2.05 ± 0.60ab

2.81 ± 0.37ab

BIS

92.6 ± 2.5

88.0 ± 2.7b

80.3 ± 4.0ab

75.4 ± 4.8ab

P

30

Ramsay

1.23 ± 0.44

1.45 ± 0.49

1.48 ± 0.50

1.55 ± 0.48

BIS

93.2 ± 3.5

91.6 ± 3.1

89.4 ± 3.3

89.1 ± 4.3

N

30

Ramsay

1.19 ± 0.39

1.55 ± 0.49

1.41 ± 0.50

1.45 ± 0.48

BIS

92.5 ± 3.6

92.6 ± 3.1

89.9 ± 3.5

89.5 ± 2.3

  1. Compared with group N, ap < 0.05, compared with T0, bp < 0.05