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Table 4 The prevalence (95% CI) and univariate regression analyses of the relationship of HIV and migration in eight major ethnic groups in South Africa in 2005 based on the SABSSM II a

From: Migration intensity has no effect on peak HIV prevalence: an ecological study

  No. Age median
(95% CI)
HIV prevalence
(95% CI)
Migration prevalencea
Isixhosa 1980 29.7 (29.2-30.2) 16.4 (13.4-19.9) 8.1 (6.5-10.2)
Isizulu 2071 30.2 (29.8-30.8) 24.4 (21.4-27.8) 10.6 (8.4-13.3)
Sesotho 915 31.1 (30.3-31.80 23.8 (18.7-29.3) 11.6 (8.9-14.9)
Sepedi 891 29.7 (28.9-30.4) 13.4 (10.6-17.4) 15.0 (11.5-19.3)
Setswana 1023 34.6 (33.9-35.3) 15.0 (11.2-19.6) 13.9 (11.5-16.6)
White 1402 34.6 (33.9-35.3) 0.5 (0.2-1.0) 10.3 (8.0-13.1)
Coloured 2633 31.3 (30.9-31.8) 3.0 (2.1-4.2) 8.2 (6.6-10.2)
Indian 1465 32.7 (32.1-33.4) 1.0 (0.3-2.4) 6.7 (5.1-8.8)
Beta-coefficient b    - 1.452
R 2b    - 0.18
P b    - 0.284
  1. aMigration prevalence defined as the percentage of the ethnic group that spent a period of one month or more living in a different province to their current province in the previous 12 months.
  2. bThe Beta coefficient, R2 and P rows represent the univariate regression analyses of the relationship between migration prevalence and HIV prevalence by ethnic group.