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Table 1 Sociodemographic characteristics of the sample (n = 6126), and crosstabulation of language by ethnicity

From: Confirmatory factor analysis and measurement invariance of the English, Mandarin, and Malay versions of the SF-12v2 within a representative sample of the multi-ethnic Singapore population

Variable Category n Unweighted % Weighted %
Age 18 to 34 1707 27.9 30.4
  35 to 49 1496 24.4 29.6
  50 to 64 1626 26.5 26.9
  65 and above 1297 21.2 13.1
Gender Male 3068 50.1 49.6
  Female 3058 49.9 50.4
Ethnicity Chinese 1782 29.1 75.7
  Malay 1990 32.5 12.5
  Indian 1844 30.1 8.7
  Others 510 8.3 3.1
Language English 4916 80.3 75.6
  Mandarin 557 9.1 21.2
  Malay 646 10.6 3.1
  Missinga 7 0.1 0.1
Chronic Physical Conditions None 2552 41.7 46.1
  At least one 3562 58.2 53.7
  Missing 12 0.2 0.1
  Language, n (weighted %)
English Mandarin Malay Missing
Ethnicity
 Chinese 1230 (71.7%) 546 (27.9%) 4 (0.2%) 2 (0.1%)
 Malay 1420 (78.7%) 0 566 (21.2%) 4 (0.1%)
 Indian 1782 (97.7%) 0 61 (2.2%) 1 (0.04%)
 Others 484 (94.2%) 11 (2.6%) 15 (3.2%) 0
  1. aParticipants in this group did not answer any of the questions on the SF-12v2