Table 1

Demographics of study participants

Demographic variables
Age, in years Mean ( SD ) * Median (range)
49.7 (12.1)52 (23–70)
n %
Education attained
 1–3 rooms3618.1
 4+ rooms14673.4
  • *SD denotes the sample standard deviation.

  • †Four participants did not indicate their sex.

  • ‡Pretertiary education represents education attained at junior/preuniversity/vocational colleges and polytechnics.

  • §Housing was used as a proxy for socioeconomic status. The majority of Singaporeans live in public housing (1–3 rooms and 4+ rooms). Private housing refers to condominiums and landed properties.