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Table 1 Prevalence of different levels of illicit drug use among university students in nine countries in the ASEAN

From: Prevalence and associated factors of illicit drug use among university students in the association of southeast Asian nations (ASEAN)

Country Sample Illicit drug use in the past 12 months
  Number Never use
(0 times)
Infrequent use
(1–9 times)
Frequent use
(ten or more times)
Cambodiaa 1134 1132 (99.8) 2 (0.2) 0 (0.0)
Indonesiaa 981 532 (54.2) 397 (40.5) 52 (5.3)
Laosa 806 394 (48.9) 368 (45.7) 44 (5.5)
Malaysiab 1023 974 (95.2) 47 (4.6) 2 (0.2)
Myanmara 639 545 (85.3) 78 (12.2) 16 (2.5)
Philippinesa 757 634 (83.8) 99 (13.1) 24 (3.2)
Singaporec 887 781 (88.0) 87 (9.8) 19 (2.1)
Thailandb 884 784 (88.7) 83 (9.4) 17 (1.9)
Vietnama 817 808 (98.9) 3 (0.4) 6 (0.7)
All 7923 6584 (83.1) 1164 (14.7) 175 (2.2)
  1. Abbreviations: ASEAN Association of Southeast Asian Nations
  2. aLower-middle income country; bUpper-middle income country; cHigh-income country [36]