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Table 2 Baseline characteristics and inheritance ratios for CVS patients versus controls

From: Quantitative pedigree analysis and mitochondrial DNA sequence variants in adults with cyclic vomiting syndrome

Variables CVS (N = 216) Controls (N = 142) P-value
Age in years (median, range) 34 (25-46) 38.5 (26-53) 0.0111*
Gender    <0.0012**
Male 32% (69) 16% (23)  
Female 68% (147) 84% (119)  
Maternal Ratio 1 0.5 <0.0011**
Paternal Ratio 0.43 0.29 <0.0011**
Matrilineal Inheritance Ratio (MIR) 2.2 1.52 0.0071*
  1. Median values represented for continuous variables.
  2. Numbers after percents are frequencies.
  3. Tests used: 1Wilcoxon test; 2Fisher's exact test.
  4. *Indicates a P value <0.05.
  5. **Indicates a P value < 0.001.