Clinicopathologic and molecular features associated with patient age in gastric cancer

Table 4 Mortality and recurrence of gastric cancer n (%)

Variable	Age ≤45 yr(n = 202)	Age > 45 yr(n = 1456)
Mean follow-up duration, mo	36.9 ± 25.5	35.2 ± 23.5
Mean time to recurrence, mo1	17.8 ± 4.1	16.9 ± 1.3
Cured patients	162 (80.2)	1246 (85.6)
Recurrence	17 (10.5)	127 (10.2)
Mortality
Survival	116 (57.4)	838 (57.6)
Death	26 (12.9)	159 (10.9)
Loss to follow-up	60 (29.7)	459 (31.5)
Cause of death
Gastric cancer-related death	21 (10.4)	87 (6.0)
Treatment-related death	2 (1.0)	13 (0.9)
Other causes2	0 (0)	21 (1.4)
Not available	3 (1.5)	38 (2.6)

¹Calculated only for cured patients;

²Other causes of death included malignancy other than gastric cancer, infection not related to treatment of gastric cancer, myocardial infarction, hepatic failure, and trauma.