Exploration of cardiac rehabilitation nursing for elderly patients with myocardial infarction based on individualized cardiac rehabilitation

Table 1 Baseline demographic data and clinical characteristics [n (%), mean ± SD]

Item	Research group (n = 37)	Control group (n = 37)	t/χ2/Z	P value
Age (yr)	68.36 ± 7.19	68.92 ± 7.62	0.325	0.746
Gender			0.056	0.811
Man	22 (59.46)	23 (62.16)
Woman	15 (40.54)	14 (37.84)
BMI (kg/m²)	24.69 ± 2.12	24.35 ± 1.94	0.719	0.474
Smoking history	26 (70.27)	24 (29.73)	0.246	0.619
The PCI surgery	27 (72.97)	28 (75.67)	0.070	0.790
Complication
Hypertension	18 (48.65)	16 (43.24)	0.217	0.640
Diabetes	10 (27.02)	12 (32.43)	0.258	0.610
The Killip classification
The I class	28 (75.67)	27 (72.97)	0.235	0.797
The II class	9 (24.32)	10 (27.02)
The Gensini score	55.75 ± 3.82	56.16 ± 2.99	0.514	0.608
Medication history
β-blockers	28 (75.67)	30 (81.08)	0.318	0.572
Diuretic	12 (32.43)	13 (35.13)	0.060	0.805
ACEI	25 (67.56)	27 (72.97)	0.258	0.610
CCB	2 (5.40)	3 (8.10)	0.214	0.643

BMI: Body mass index; PCI: Percutaneous coronary intervention; ACEI: Angiotension converting enzyme inhibitors; CCB: Calcium channel blockers.