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

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.