High Perceived Stress Predicts Worse Clinical Outcomes in Patients with Stable Coronary Heart Disease

Table 1

Social demography factors of HPS and NHPS groups.

Variable, (%)	NHPS group ()	HPS group ()
Age, mean (SD) (y)			0.594
Male	1357 (80.2)	407 (77.8)	0.237
Education level			0.357
Senior high school and below	839 (49.6)	268 (51.2)
College	749 (44.3)	229 (43.8)
Above college	104 (6.1)	26 (5.0)
Having children	1655 (97.8)	515 (98.5)	0.352
Married	1677 (99.1)	517 (98.9)	0.599
Mental occupation	1173 (69.3)	357 (68.3)	0.645
Regular exercise	1259 (74.4)	371 (70.9)	0.115
Risky alcohol drinking	1469 (86.8)	448 (85.7)	0.497
Current smoker	250 (14.8)	84 (16.1)	0.236
Sleep disorder	1269 (75.0)	388 (74.2)	0.708
History of MI	527 (31.1)	159 (30.4)	0.747
Number of stents			0.467
Antiplatelet therapy			0.181
No	403 (23.8)	123 (23.5)
SAPT	488 (28.8)	172 (32.9)
DAPT	801 (47.3)	228 (43.6)
Hypertension	925 (54.7)	320 (61.2)	0.009
Hyperlipidemia	793 (46.9)	256 (48.9)	0.405
Diabetes	459 (27.1)	139 (26.6)	0.804
Cerebrovascular disease	25 (1.5)	14 (2.7)	0.068
PHQ-9			0.822
GAD-7			0.389

NHPS: nonhigh perceived stress; HPS: high perceived stress; MI: myocardial infarction; SAPT: single antiplatelet therapy; DAPT: dual antiplatelet therapy; PHQ-9: 9-item patient health questionnaire; GAD-7: 7-item generalized anxiety disorder scale. .