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Table 1 Heteroplasmy number in different age groups

From: Independent impacts of aging on mitochondrial DNA quantity and quality in humans

Age Group < 40 40–50 50–60 60–70 > 70
Age Mean 30.12 45.24 55.27 64.28 74.07
Age SD 6.41 2.72 2.92 2.94 3.35
Individual count 166 267 464 447 167
Heteroplasmy counta 0.70; (44.6%) 0.72; (47.2%) 0.89; (55.0%) 0.98; (53.5%) 1.11; (60.0%)
Heteroplasmy count (MAF 2–5%) 0.41; (28.3%) 0.48; (32.2%) 0.56; (36.9%) 0.62; (38.7%) 0.68; (39.5%)
Heteroplasmy count (MAF > 5%) 0.29; (22.9%) 0.24; (20.6%) 0.33; (28.4%) 0.37;(27.7%) 0.43; (32.3%)
  1. anumbers in parentheses indicate the proportion of individuals harboring heteroplasmy with specified MAF cutoffs. An individual can have heteroplasmies in both MAF groups