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Table 4 Carrier frequencies for SMA per ethnicity

From: Prevalence, incidence and carrier frequency of 5q–linked spinal muscular atrophy – a literature review

Population Number of identified carriers Number of study participants Carrier frequency 95% CI
Araba 152 9058 0.017 0.014–0.019
Asian 2492 119,718 0.021 0.020–0.022
Asian Indian 20 1465 0.014 0.008–0.020
Black (Sub-Saharan ancestry) 80 8012 0.010 0.008–0.012
Caucasian 680 31,549 0.022 0.020–0.023
Hispanic 127 9649 0.013 0.011–0.015
Jewish 1059 59,196 0.018 0.017–0.019
  1. Median and 95% posterior intervals of SMA carrier frequencies, based on studies presented in Additional file 2. Only ethnicities studied in more than one study are included
  2. CI confidence interval
  3. a) The isolated Muslim Israeli Arab village [59] has been omitted