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Table 5.

Smoking and saliva mtDNA change: log (post) − log (pre)

mtDNASmokingnMean (SD)95% CIMinMaxP
Cox I Never 17 −0.71 (0.89) −1.17 to −0.25 −2.62 0.38  
 Former 20 −0.27 (0.8) −0.65 to 0.10 −2.51 1.17 0.17 
 Current 35 0.1 (1.04) −0.26 to 0.46 −2.76 2.21 0.01 
Cox II Never 17 −0.65 (1.02) −1.17 to −0.13 −3.04 0.99  
 Former 20 −0.38 (1.11) −0.90 to 0.14 −3.04 2.04 0.44 
 Current 35 −0.09 (1.02) −0.45 to 0.26 −2.99 2.17 0.08 
mtDNASmokingnMean (SD)95% CIMinMaxP
Cox I Never 17 −0.71 (0.89) −1.17 to −0.25 −2.62 0.38  
 Former 20 −0.27 (0.8) −0.65 to 0.10 −2.51 1.17 0.17 
 Current 35 0.1 (1.04) −0.26 to 0.46 −2.76 2.21 0.01 
Cox II Never 17 −0.65 (1.02) −1.17 to −0.13 −3.04 0.99  
 Former 20 −0.38 (1.11) −0.90 to 0.14 −3.04 2.04 0.44 
 Current 35 −0.09 (1.02) −0.45 to 0.26 −2.99 2.17 0.08 

NOTE: P values from regression analysis comparing means.

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