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. 2017 Jul 27;12(7):e0181381. doi: 10.1371/journal.pone.0181381

Table 5. Crosstabulation with chi-square test for previous interview experience (2013).

MBQ in 2013 HQ in 2013 Total
N % N % N %
Not previously interviewed in 2009 406 94.2 382 85.5 788 89.8
Previously interviewed in 2009 25 5.8 65 14.5 90 10.3
Total 431 100 447 100 878 100

χ2 (1) = 18.2, p < 0.001, φ = 0.14.