Multivariable linear regression models predicting pre-examination and post-examination acceptability of self testing for HPV: outcome variables include total acceptability scale scores and subscale scores
Outcome variable for each model | Pre-examination | Post-examination | |||||||||||||||||||
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Independent variable | β coefficient (95% CI)* | p Value | Model R2 | Independent variable | β coefficient (95% CI)* | p Value | Model R2 | ||||||||||||||
*β coefficient represents the mean differences in acceptability scale scores relative to reference categories for each variable. CI, confidence interval. | |||||||||||||||||||||
Acceptability scale score | |||||||||||||||||||||
Acceptability of self testing | |||||||||||||||||||||
Race | 0.029 | 0.10 | Race | 0.031 | 0.06 | ||||||||||||||||
Black (n = 15) | Reference | Black (n = 15) | Reference | ||||||||||||||||||
White (n = 98) | 2.68 (0.0003 to 5.37) | White (n = 98) | 0.01 (−2.61 to 2.63) | ||||||||||||||||||
Other (n = 7) | −3.74 (−7.44 to −0.05) | Other (n = 7) | −5.33 (−0.77 to −9.89) | ||||||||||||||||||
Acceptability subscale scores | |||||||||||||||||||||
Trust of test result | |||||||||||||||||||||
History of STI | 0.021 | 0.06 | |||||||||||||||||||
Yes (n = 81) | 0.61 (0.09 to 1.12) | ||||||||||||||||||||
No (n = 39) | Reference | ||||||||||||||||||||
Confidence in ability to collect | |||||||||||||||||||||
Lifetime sex partners | 0.013 | 0.15 | |||||||||||||||||||
1 (n = 19) | Reference | ||||||||||||||||||||
2 (n = 12) | 0.65 (−0.72 to 2.03) | ||||||||||||||||||||
3–4 (n = 34) | 0.52 (−0.57 to 1.61) | ||||||||||||||||||||
5–6 (n = 26) | 1.85 (0.65 to 3.05) | ||||||||||||||||||||
⩾7 (n = 29) | 1.58 (0.41 to 2.77) | ||||||||||||||||||||
Comfort of testing | |||||||||||||||||||||
Used tampon in past | 0.019 | 0.11 | Race | 0.009 | 0.11 | ||||||||||||||||
Yes (n = 69) | 1.23 (0.26 to 2.20) | Black (n = 15) | Reference | ||||||||||||||||||
No (n = 51) | Reference | White (n = 98) | −1.55 (−2.85 to −0.25) | ||||||||||||||||||
Other (n = 7) | −3.39 (−5.68 to −1.09) | ||||||||||||||||||||
History abnormal Pap | 0.035 | ||||||||||||||||||||
Yes (n = 32) | 1.17 (0.09 to 2.25) | ||||||||||||||||||||
No (n = 88) | Reference | ||||||||||||||||||||
Perceived effects of testing | |||||||||||||||||||||
Race | 0.047 | 0.25 | Sex partners/6 months | 0.011 | 0.16 | ||||||||||||||||
Black (n = 15) | Reference | 0 (n = 9) | Reference | ||||||||||||||||||
White (n = 98) Other (n = 7) | 8.3 (0.0003 to 1.66) 1.56 (0.22 to 2.89) | 1 (n = 77) | −0.70 (−1.73 to 0.32) | ||||||||||||||||||
2 (n = 21) | −1.96 (−3.17 to −0.75) | ||||||||||||||||||||
⩾3 (n = 13) | −0.45 (−1.77 to 0.87) | ||||||||||||||||||||
Sexual partners/6 months | 0.014 | ||||||||||||||||||||
0 (n = 9) | Reference | ||||||||||||||||||||
1 (n = 77) | −0.27 (−1.36 to 0.82) | ||||||||||||||||||||
2 (n = 21) | −1.63 (−2.93 to −0.33) | ||||||||||||||||||||
⩾3 (n = 13) | −0.78 (−2.21 to 0.65) | ||||||||||||||||||||
History of STI | 0.010 | ||||||||||||||||||||
Yes (n = 81) | 0.88 (0.21 to 1.54) | ||||||||||||||||||||
No (n = 39) | Reference |