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. 2021 May 3;33(3):326–341. doi: 10.1080/19317611.2021.1913688

Table 4.

Comparison of Median Sexual Health Knowledge Test Scores between Whatsapp Education Group, Conventional Education Group, and Control Group (n = 98).

Variables WhatsApp education group
(n = 32) (a)
Median
(Minimum– Maximum)
Conventional education group
(n = 35) (b)
Median
(Minimum– Maximum)
Control group
(n = 31) (c)
Median
(Minimum– Maximum)
Chi-square p a η 2 Statistical difference
Sexual health knowledge test 1 (A) 24.5 (17–33) 24.0 (14–31) 22.0 (9–35) 4.297 .117 .045  
Sexual health Knowledge test 2 (B) 31.0 (22–38) 30.5 (21–36) 24.0 (11–36) 24.479 .001 .249 (a-c; b-c)
Sexual Health Knowledge test 3 (C) 32.5 (18–37) 32.0 (22–36) 27.0 (12–36) 18.912 .001 .192 (a-c; b-c)
Chi-square 42.934 44.481 17.136        
p b .001 .001 .001        
Statistical difference (A-B; A-C; B-C) (A-B; A-C) (A-B; A-C; B-C)        

Note. Sexual Health Knowledge Test 1 = Pre-education, Sexual Health Knowledge Test 2 = Post-education, Sexual Health Knowledge Test 3 = 1 month after education.

aKruskal Wallis Test was performed.

bFriedman Test was performed.