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Table 2 Relation between hepatitis E virus IgG and median age of migration per ethnicity of first generation migrants

From: Seroprevalence of hepatitis E virus differs in Dutch and first generation migrant populations in Amsterdam, the Netherlands: a cross-sectional study

Ethnicity Stratification by median age (years)a HEV IgG Negative HEV IgG positive   P valued
   N Median age of migrationb (SD) N Median age of migrationb (SD) Missingc N  
Moroccan none 95 26 (11.0) 154 27 (9.4) 8 0.021
  ≤51 68 21 (11.7) 55 23 (8.7) 3 0.310
  >51 27 29 (6.0) 99 29 (8.7) 5 0.493
Turkish none 195 23 (9.5) 97 29 (8.5) 4 <0.001
  ≤46 122 18 (7.7) 22 24 (7.6) 1 0.003
  >46 73 29 (8.3) 75 30 (8.1) 3 0.321
Other none 173 25 (13.3) 38 27 (10.1) 9 0.367
  ≤50 82 23 (9.7) 18 27 (7.7) 4 0.028
  >50 91 28 (14.9) 20 27 (12.1) 5 0.466
  1. Differences in median migration ages between HEV IgG negative and HEV IgG positive groups were tested using the Mann–Whitney U test
  2. aMedian age of participants at the time of the study
  3. bMedian age at which participants migrated to the Netherlands
  4. cMissing: no data available on age of migration
  5. dNumbers in bold indicate significant differences