Impact of continuous care on cardiac function in patients with lung cancer complicated by coronary heart disease

Table 1 Characteristics of the participants in terms of their demographics and health

Variables	Control group (n = 38)	Intervention group (n = 41)	P value
Gender
Male/female	21/17	26/15	0.46
Age (yr)	50.07 ± 5.88	51.04 ± 6.16	0.47
Body mass index (kg/m2)	24.8 ± 2.77	25.12 ± 3.97	0.76
Education level
Primary school and below	13	15	0.88
Junior and senior high school	20	19
College degree or above	8	7
Smoking
Yes	28	31	0.84
No	10	10
Alcohol drinking
Yes	20	26	0.33
No	18	15

Table 2 Comparison of cardiac and pulmonary functions

Variables	Control group (n = 38)	Intervention group (n = 41)	P value
LVEF (%)
Before	46.21 ± 4.72	47.01 ± 6.23	0.52
After	50.05 ± 5.80	57.61 ± 7.42	< 0.001
P value	0.001	< 0.001
FVC (L)
Before	3.53 ± 0.97	3.63 ± 1.16	0.68
After	3.65 ± 1.01	3.99 ± 1.18	0.17
P value	0.59	0.16

LVEF: Left ventricular ejection fraction; FVC: Forced vital capacity.

Table 3 Comparison of exercise endurance

Variables	Control group (n = 38)	Intervention group (n = 41)	P value
6MWT (m)
Before	219.90 ± 34.67	216.53 ± 24.25	0.61
After	232.18 ± 33.12	256.98 ± 32.00	0.001
P value	0.10	< 0.001
VO2 [mL/(kg·min)]
Before	11.23 ± 3.47	11.65 ± 4.30	0.63
After	15.72 ± 4.98	20.16 ± 5.06	< 0.001
P value	< 0.001	< 0.001

VO₂: Maximum oxygen uptake; 6-MWT: 6-min walk test.

Table 4 Comparison between groups of patients in terms of Seattle Angina Questionnaire and medication compliance

Variables	Control group (n = 38)	Intervention group (n = 41)	P value
SAQ-PL
Before	59.89 ± 8.68	60.11 ± 11.16	0.92
After	62.29 ± 9.73	72.46 ± 10.51	< 0.001
P value	0.26	< 0.001
SAQ-AS
Before	53.25 ± 8.03	54.09 ± 10.66	0.69
After	59.71 ± 7.68	70.13 ± 11.19	< 0.001
P value	< 0.001	< 0.001
SAQ-AF
Before	66.78 ± 6.29	65.74 ± 7.80	0.51
After	79.87 ± 4.65	84.52 ± 9.91	0.01
P value	< 0.001	< 0.001
SAQ-TS
Before	74.91 ± 7.75	76.57 ± 8.02	0.35
After	80.08 ± 9.20	87.91 ± 9.96	< 0.001
P value	0.009	< 0.001
SAQ-DP
Before	68.22 ± 7.54	68.26 ± 8.27	0.98
After	75.17 ± 6.18	82.02 ± 6.01	< 0.001
P value	< 0.001	< 0.001
Medication compliance	7.42 ± 1.96	9.46 ± 2.99	< 0.001

SAQ: Seattle Angina Questionnaire.