Table 3

 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 modelPre-examinationPost-examination
Independent variableβ coefficient (95% CI)*p ValueModel R2Independent variableβ coefficient (95% CI)*p ValueModel 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 0.0290.10 Race 0.0310.06
Black (n = 15)ReferenceBlack (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 0.0210.06
Yes (n = 81)0.61 (0.09 to 1.12)
No (n = 39)Reference
Confidence in ability to collect
     Lifetime sex partners 0.0130.15
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 0.0190.11 Race 0.0090.11
Yes (n = 69)1.23 (0.26 to 2.20)Black (n = 15)Reference
No (n = 51)ReferenceWhite (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 0.0470.25 Sex partners/6 months 0.0110.16
Black (n = 15)Reference0 (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