Effects of small-dose remifentanil combined with index of consciousness monitoring on gastroscopic polypectomy: a prospective, randomized, single-blinded trial

Table 3 Comparison of index of consciousness among groups

Item	Time point	Group R2	Group R4	Group R6	P value
IOC₁	T₀	98.0 ± 1.5	98.1 ± 1.3	97.7 ± 1.3	0.371
	T₁	47.5 ± 6.9^&&	43.6 ± 9.5^&&*	38.5 ± 7.27^&&**##	0.000
	T₂	49.7 ± 7.1^&&	46.7 ± 8.8^&&	42.0 ± 6.1^&&**##	0.000
	T₃	54.3 ± 9.0^&&	53.2 ± 8.3^&&	49.8 ± 7.9^&&*	0.046
	T₄	95.8 ± 4.5^&	97.7 ± 1.4^**	97.5 ± 1.5^**	0.006
IOC₂	T₀	97.8 ± 1.9^&&	97.8 ± 1.5	98.0 ± 1.2	0.753
	T₁	47.2 ± 7.9^&&	32.9 ± 9.5^&&**	26.6 ± 7.4^&&**##	0.000
	T₂	53.0 ± 11.5^&&	37.1 ± 11.5^&&**	34.2 ± 8.5^&&**	0.000
	T₃	59.6 ± 16.1^&&	46.0 ± 14.3^&&**	45.6 ± 11.5^&&**	0.000
	T₄	98.2 ± 1.1	98.0 ± 0.9	97.8 ± 1.4	0.274

Compared with group T₀, ^&P <0.05, ^&&P <0.01; compared with group R2, ^*P <0.05, ^**P <0.01; compared with group R4, ^#P <0.05, ^##P <0.01
Abbreviations: IOC₁ index of consciousness 1, IOC₂ index of consciousness 2

ISSN: 1745-6215