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Table 2 Association between mitochondrial DNA copy number and cervical cancer

From: Mitochondrial DNA copy number in cervical exfoliated cells and risk of cervical cancer among HPV-positive women

mtCN Cases (%) Controls (%) OR (95% CI) a Pa Ptrend
≤0.53 135(22.84) 94(25.21) 1.00   < 0.001
0.53–1.23 110(18.61) 93(24.93) 1.03(0.67,1.56) 0.90  
1.23–2.76 154(26.06) 92(24.66) 1.56(1.04,2.33) 0.03  
≥2.76 192(32.49) 94(25.20) 1.77(1.19,2.62) 0.004  
  1. Bold values indicate P < 0.05
  2. Abbreviation: mtCN mitochondrial DNA copy number, OR odds ratio, CI confidential interval
  3. aDerived from logistic regression with adjustment for age, HPV 16, 18, 52,58 and the other high-risk type infection status