Table 2. Comparison of unscheduled return visits for sarcopenic and non-sarcopenic patients with CHD during follow-up.

Variable	All patients (n = 342)	Sarcopenia group (n = 76)	Non-sarcopenia group (n = 266)	P-value
Unscheduled visit	84 (24.6%)	26 (34.2%)	58 (21.8%)	0.027*
Infectious disease	17 (20.2%)	9 (34.6%)	8 (13.8%)	0.005*
Angina/acute myocardial infarction	19 (22.6%)	6 (23.1%)	13 (22.4%)	0.497
Arrhythmia	5 (5.9%)	3 (11.5%)	2 (3.4%)	0.140
Congestive heart failure	2 (2.4%)	1 (3.8%)	1 (1.7%)	0.935
Stroke	4 (4.8%)	1 (3.8%)	3 (5.2%)	1.000
Acute intestinal obstruction	3 (3.6%)	2 (7.7%)	1 (1.7%)	0.255
Fracture after falling	6 (7.1%)	1 (3.8%)	5 (8.6%)	1.000
Other causes	28 (33.3%)	3 (11.5%)	25 (43.1%)	0.116

*P < 0.05. CHD: coronary heart disease.