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Table 4 Univariate analysis of predictive factors

From: The 2G allele of promoter region of Matrix metalloproteinase-1 as an essential pre-condition for the early onset of oral squamous cell carcinoma

  OSCC Controls p OR (95% CI)
Age    0.002 2.26 (1.35–3.79)
   <45 29 52   
   45 141 112   
Gender    1.000 0.98 (0.63–1.53)
   Male 107 104   
   Female 63 60   
1G a    0.294 1.29 (0.84–2.00)
   - 77 64   
   + 93 100   
2G b    0.016 2.39 (1.21–4.72)
   - 14 29   
   + 156 135   
  1. a: 1G- denotes 2G/2G, and 1G+ denotes 1G/1G or 1G/2G. b: 2G- denotes 1G/1G, and 2G+ denotes 2G/2G or 1G/2G.
  2. Data were analyzed by Fisher's exact test. The odds ratio and 95% CI were calculated.