Author | n | Events (%) | Association with | |||||
pT | pN | UICC stage | Grading WHO | Lauren | Survival | |||
Oki et al 13 | 76 | 17.1 | NS | NS | NS | NS | NS | 0.0093 |
Oki et al 14 | 76 | 16.2 | NI | NI | NI | NI | NI | NI |
Li et al 15 | 60 | 25 | NI | NI | NI | NI | NI | NI |
Byun et al 16 | 30 | 46.7 | NS | NI | <0.001 | <0.001 | NS | NI |
Chang et al 17 | 15 | 0 | NS | NS | NS | NS | NS | NS |
NI, not investigated; NS, not significant.