BCYRN1 and cancer: Furthermore, we conducted subgroup analyses to look into the relationship between BCYRN1 expression levels and OS based on the cancer type (digestive or other systems; Figure 2(c)), sample size (≥100 or <100 tissues; Figure 2(d)), follow-up time (≥80 or <80 months; Figure 2(e)), and article quality (NOS score ≥8 or≤7; Figure 2(f)).