Analysis of Differences in ECG Characteristics for Different Types of Drivers under Anxiety

Table 7

Independent t-test results of ECG characteristics for young and middle-aged drivers in anxiety.

		t	df	Significane (2-tailed)	Mean difference	Standard error difference	95% confidence interval of the difference
							Lower	Upper
AVHR	M-Y	−5.358	5	0.003	−8.5	1.586	−12.578	−4.422
AVNN	M-Y	5.604	5	0.002	69.225	12.352	37.473	100.977
SDNN	M-Y	−0.461	5	0.664	−13.6	29.487	−89.403	62.193
PNN50	M-Y	2.082	5	0.092	10.488	5.038	−2.462	23.439
RMSSD	M-Y	−0.553	5	0.604	−10.84	19.621	−61.286	39.589
RWAVE	M-Y	−5.907	5	0.002	−715.7	121.187	−1027.313	−404.273
TWAVE	M-Y	−3.812	5	0.012	−71.08	18.646	−119.01	−23.15
Q	M-Y	7.604	5	0.001	171.05	22.495	113.231	228.882
S	M-Y	41.944	5	0.000	545.87	13.015	512.423	579.333
UVLF/VLF	M-Y	6.29	5	0.001	0.062	0.01	0.036	0.087
LF/HF	M-Y	−1.651	5	0.16	−3.937	2.384	−10.064	2.191
TP	M-Y	−0.645	5	0.547	−367.1	568.955	−1829.7	1095.386

Note. The significance level is 0.05. M-Y, middle aged-young.