Table 1.

Characteristics of studies evaluating the association between the higher B7-H4 expression and increased death risk of patients with malignant tumors.

AuthorsYearTumor TypeB7-H4(+)/total casesUnivariate HR (95% CI)Multivariate HR (95% CI)
Krambeck AE[12]2006Renal cell carcinoma153/2593.05 (1.51–6.14)1.78 (0.88–3.63)
Simon I[14]2007Ovarian cancer148/2331.47 (1.04–2.09)1.02 (0.71–1.46)
Kryczek I[8]2007Ovarian cancer56/703.9 (1.8–8.4)2.7 (1.2–6.1)
Oikonomopoulou K[13]2008Ovarian cancer-/982.04 (1.48–2.81)1.69 (1.14–2.49)
Anderson G[10]2010Ovarian cancer-/34-1.02 (0.61–1.69)
Jiang J[11]2010Gastric cancer70/1562.04 (1.35–3.06)1.85 (1.15–2.96)
  • - not reported