Etomidate-propofol combination in painless gastrointestinal endoscopy for elderly patients: A comparative study

Table 1 Comparison of baseline characteristics

Baseline characteristics	Control group (n = 50)	Observation group (n = 53)	χ2/t	P value
Gender (male/female)	26/24	31/22	0.439	0.508
Age (years)	68.56 ± 4.90	69.55 ± 6.14	0.901	0.370
Weight (kg)	69.74 ± 10.55	69.30 ± 10.47	0.212	0.832
BMI (kg/m2)	23.58 ± 2.23	23.19 ± 2.44	0.845	0.400
ASA classification (I/II)	28/22	29/24	0.017	0.896

BMI: Body mass index; ASA: American Society of Anesthesiologists.

Table 2 Comparison of compliance, n (%)

Compliance	Control group (n = 50)	Observation group (n = 53)	χ2	P value
Full compliance	18 (36.00)	28 (52.83)
Partial compliance	20 (40.00)	22 (41.51)
Non-compliance	12 (24.00)	3 (5.66)
Patient compliance	38 (76.00)	50 (94.34)	6.955	0.008

Table 3 Comparison of adverse reactions, n (%)

Adverse reactions	Control group (n = 50)	Observation group (n = 53)	χ2	P value
Muscle tremors	4 (8.00)	1 (1.89)
Injection pain	5 (10.00)	3 (5.66)
Respiratory depression	2 (4.00)	0 (0.00)
Hypotension	3 (6.00)	1 (1.89)
Nausea/vomiting	4 (8.00)	2 (3.77)
Total	18 (36.00)	7 (13.21)	7.272	0.007