Study on the Safety of the New Radial Artery Hemostasis Device

Table 3

Comparison of related observation indexes at the different time between the two groups.

Variable	Time point	CD group (n = 30)	TR group (n = 30)	t	-value
SpO2 (%)	0 h	95.77 ± 2.24	95.667 ± 1.971	0.184	0.855
	1 h	94.80 ± 2.43	94.63 ± 2.46	0.264	0.792
	6 h	94.80 ± 2.19	94.53 ± 2.19	0.472	0.639
	24 h	95.23 ± 2.11	95.13 ± 1.66	0.204	0.839
Wrist circumference (cm)	0 h	17.13 ± 1.16	16.87 ± 0.96	0.969	0.337
	1 h	17.79 ± 1.15	17.63 ± 1.26	0.525	0.602
	6 h	17.69 ± 1.12	17.35 ± 1.07	1.213	0.230
	24 h	17.33 ± 1.13	17.21 ± 0.95	0.458	0.648
Systolic blood pressure (mmHg)	0 h	123.60 ± 14.76	131.00 ± 14.11	−1.985	0.052
	1 h	126.57 ± 13.66	133.63 ± 12.33	−2.104	0.042
	6 h	122.60 ± 13.92	132.43 ± 13.08	−2.823	0.007
	24 h	121.40 ± 11.34	131.73 ± 13.91	−3.154	0.003
Diastolic blood pressure (mmHg)	0 h	74.00 ± 7.94	75.07 ± 8.63	−0.498	0.620
	1 h	76.27 ± 9.54	76.13 ± 9.10	0.055	0.956
	6 h	73.43 ± 10.29	78.33 ± 8.19	−2.041	0.046
	24 h	70.47 ± 7.54	77.77 ± 8.84	−3.441	0.001
Pulse	0 h	73.53 ± 8.36	69.60 ± 9.00	1.754	0.085
	1 h	74.50 ± 9.39	68.77 ± 7.57	2.604	0.012
	6 h	74.37 ± 10.31	66.20 ± 7.54	3.502	0.001
	24 h	73.90 ± 9.65	69.63 ± 8.34	1.832	0.072

Values are presented as mean ± standard deviation.