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Table 4 Stratified Analyses of Association between rs1937 and longevity among the elderly Chinese population

From: Association between single nucleotide polymorphism of rs1937 in TFAM gene and longevity among the elderly Chinese population: based on the CLHLS study

Subgroup GG GC CC p for interaction
OR (95%CI) OR (95%CI) OR (95%CI)
Sex     0.626
 Men 1.00 (Reference) 1.088 (0.842–1.407) 1.657 (0.756–3.713)  
 Women 1.00 (Reference) 1.263 (0.971–1.649) 2.529 (1.208–5.736)  
Body mass index (kg/m2)     0.879
 Underweight 1.00 (Reference) 1.136 (0.803–1.619) 1.426 (0.568–4.132)  
 Normal weight 1.00 (Reference) 1.179 (0.929–1.450) 1.886 (0.896–4.226)  
 Overweight or obesity 1.00 (Reference) 1.055 (0.651–1.696) 3.199 (1.084–9.830)  
Education     0.623
 Illiteracy 1.00 (Reference) 1.181 (0.923–1.517) 2652 (1.231–6.624)  
 Literacy 1.00 (Reference) 1.133 (0.862–1.487) 1.634 (0.732–3.570)  
Living alone     < 0.001
 No 1.00 (Reference) 1.098 (0.903–1.337) 3.130 (1.701–6.042)  
 Yes 1.00 (Reference) 1.760 (1.062–2.978) 0.317 (0.095–1.033)  
Current smoking     0.244
 No 1.00 (Reference) 1.247 (1.017–1.532) 2.343 (1.289–4.453)  
 Yes 1.00 (Reference) 0.936 (0.623–1.399) 1.110 (0.324–3.793)  
Current drinking     0.488
 No 1.00 (Reference) 1.103 (0.890–1.353) 2.149 (1.157–4.159)  
 Yes 1.00 (Reference) 1.403 (0.936–2.107) 1.727 (0.622–5.133)  
Multimorbidity     0.132
 No 1.00 (Reference) 1.131 (0.917–1.398) 1.441 (0.788–2.705)  
 Yes 1.00 (Reference) 1.267 (0.887–1.811) 5.718 (1.880–21.737)  
  1. OR odds ratio, CI confidence interval
  2. Adjusted for sex, body mass index, education, and status of living alone, current smoking, current drinking as well as multimorbidity