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Table 4 Changes in knowledge of STDs

From: mHealth information for migrants: an e-health intervention for internal migrants in Vietnam

  Before (n = 411) After (n = 411) p-value
Names of STDs    
Never heard of STDs 64 (15.6) 51 (12.4) 0.21
List 1 disease 169 (41.1) 99 (24.1) <0.001
List at least 2 diseases 178 (43.3) 261 (63.5) <0.001
High-risk behaviors for HIV    
Do not keep genitals clean (False) 64 (15.6) 62 (15.1) 0.92
Having sex with multiple partners without a condom (True) 251 (61.1) 302 (73.5) <0.001
Having sexual intercourse with someone who has HIV, without a condom (True) 356 (86.6) 379 (92.2) 0.01
Sharing needles (True) 286 (69.6) 318 (77.4) 0.02
Kissing (false) 27 (6.6) 21 (5.1) 0.46
HIV prevention methods    
Abstinence 79 (19.2) 169 (41.1) <0.001
Condom use 371 (90.3) 400 (97.3) <0.001
Sex with just one partner 138 (33.6) 215 (52.3) <0.001
Avoid sex with commercial sex workers 241 (58.6) 375 (91.2) <0.001
Names of contraceptive methods    
List at least 3 methods 321 (78.1) 354 (86.1) 0.003
List 1 or 2 methods 75 (18.2) 47 (11.4) 0.009
Don’t know 15 (3.6) 10 (2.4) 0.41