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Table 5 Statistical analysis of Fig. 6b using Long-rank (Mantel-Cox) test and Gehan-Breslow-Wilcoxon test. All tests have shown statistical significance. In addition, the ratio and the 95% confidence interval of the ratio are given

From: Ovarian cancer cells regulate their mitochondrial content and high mitochondrial content is associated with a poor prognosis

 

Log-rank (Mantel-Cox) test (recommended)

Gehan-Breslow-Wilcoxon test

Chi square

7,866

5,646

df

1

1

P value

0,0050

0,0175

Are the survival curves sig different?

Yes

Yes

Hazard Ratio (Mantel–Haenszel)

A/B

B/A

Ratio (and its reciprocal)

0,4431

2,257

95% CI of ratio

0,2509 to 0,7826

1,278 to 3,986

Hazard Ratio (logrank)

A/B

B/A

Ratio (and its reciprocal)

0,3501

2,857

95% CI of ratio

0,2006 to 0,6109

1,637 to 4,985