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Table 5 Reasons for willingness to use or not use ECPs in future with yes answers

From: Awareness and attitudes towards emergency contraceptive pills among young people in the entertainment places, Vientiane City, Lao PDR

Variables Male Female Total Chi-square P-value Effect size
  N = 57 % N = 277 % N = 334 %    
Reasons for using ECPs (n = 334)          
Easy to use 26 45.6 146 52.7 172 51.5 0.952 0.383 0.053
Cheap price 0 0.0 13 4.7 13 3.9 2.783 0.0.095 0.091
Minimum side effects 5 8.8 41 14.8 46 13.8 1.447 0.293 0.065
High effectiveness 37 64.9 166 59.9 203 60.8 0.493 0.483 0.038
Reasons for non-use of ECPs (n = 166) Male N = 43 % Female N = 123 % Total N = 166 %    
Do not know selling place 1 2.3 3 2.4 4 2.4 0.001 0.967 0.003
Do not know how to use 2 4.6 11 8.9 13 7.8 0.813 0.367 0.070
No one gives information 2 4.6 9 7.3 11 6.6 0.366 0.545 0.047
Concerned about health effects 36 83.7 70 56.9 106 63.8 9.22 0.002 0.244
Concerned about effectiveness 4 9.3 17 13.8 21 12.6 0.588 0.443 0.059
Concerned about the price 0 0.0 5 4.1 5 3.0 1.802 0.179 0.104
  1. Note: Multiple responses.
  2. .10 - small effect size.
  3. .30 - medium effect size.
  4. .50 - large effect size.