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Table 3 Odds ratios (OR) and 95% confidence intervals (CI) for non-attendance versus attendance to cervical screening

From: Factors associated with non-attendance, opportunistic attendance and reminded attendance to cervical screening in an organized screening program: a cross-sectional study of 12,058 Norwegian women

  N Non-attendance
(%)
Age-adjusted OR
(95% CI) for
non-attendance
MultivariateaOR
(95% CI) for
non-attendance
SOCIODEMOGRAPHICS
Age     
25-29 2820 17.80 1 1
30-34 2978 11.65 0.61 (0.53, 0.71) 0.92 (0.76, 1.12)
35-39 3045 12.32 0.65 (0.56, 0.75) 1.14 (0.93, 1.40)
40+ 3215 12.13 0.64 (0.55, 0.74) 1.00 (0.80, 1.25)
P-value    P < 0.0001 P = 0.21
Education (years)     
< 9 258 20.54 1.79 (1.29, 2.43) 0.94 (0.57, 1.48)
9-12 3226 15.22 1.26 (1.11, 1.43) 1.04 (0.88, 1.23)
13-16 5235 12.91 1 1
>16 3238 11.83 0.91 (0.79, 1.04) 0.81 (0.69, 0.96)
P-value    P < 0.0001 P = 0.06
Marital status     
Married/cohabiting 9201 11.27 1 1
Divorced/widow 784 14.54 1.40 (1.13, 1.73) 1.15 (0.87, 1.52)
Single 1975 22.78 2.18 (1.92, 2.47) 1.38 (1.16, 1.65)
P-value    P < 0.0001 P = 0.002
HEALTH AND HEALTH RISKS
Self-rated health     
Poor 852 19.01 1.84 (1.51, 2.22) 1.26 (0.97, 1.63)
Good 3645 14.32 1.28 (1.13, 1.45) 1.16 (0.99, 1.35)
Very good 5494 11.65 1 1
Excellent 1809 14.26 1.27 (1.09, 1.49) 1.38 (1.14, 1.66)
P-value    P < 0.0001 P = 0.005
Smoking     
Never 5435 13.21 1 1
Former 2684 9.84 0.73 (0.63, 0.85) 0.94 (0.78, 1.13)
Current 3899 16.03 1.26 (1.12, 1.42) 1.41 (1.20, 1.66)
P-value    P < 0.0001 P < 0.0001
Beer drinking     
Never 2626 11.00 0.96 (0.82, 1.12)  
<once per month 3336 13.01 1.08 (0.93, 1.24)  
1-3 times per month 3788 12.46 1  
>=once per week 944 13.45 1.08 (0.87, 1.33)  
P-value    P = 0.46  
Wine drinking     
Never 966 17.39 1.55 (1.28, 1.87) 1.34 (1.06, 1.68)
<once per month 2884 14.08 1.22 (1.06, 1.40) 1.13 (0.96, 1.33)
1-3 times per month 4947 11.91 1 1
>=once per week 2187 9.83 0.84 (0.71, 0.99) 0.93 (0.77, 1.12)
P-value    P < 0.0001 P = 0.03
Liquor drinking     
Never 3597 12.29 1.02 (0.89, 1.17)  
<once per month 4716 12.30 1  
>=once per month 1827 12.97 1.03 (0.87, 1.21)  
P-value    P = 0.92  
SEXUAL HISTORY
Number of lifetime coital partners
0-3b 3992 15.98 1 1
4-9 4265 12.64 0.76 (0.67, 0.86) 1.02 (0.87, 1.21)
10 + 3423 11.01 0.65 (0.57, 0.74) 0.85 (0.69, 1.04)
P-value    P < 0.0001 P = 0.09
Number of new coital partners during last six months
0 9696 13.26 1  
1 1691 14.02 1.03 (0.89, 1.20)  
2+ 572 12.94 0.90 (0.69, 1.16)  
P-value    P = 0.65  
Age at first coitus     
<17 4997 11.43 1 1
17-18 4023 13.05 1.18 (1.04, 1.34) 1.07 (0.92, 1.26)
19 + 2673 14.18 1.28 (1.12, 1.47) 0.99 (0.81, 1.20)
P-value    P = 0.001 P = 0.54
Ever had any STI c     
No 8061 15.15 1 1
Yes 3627 9.15 0.57 (0.50, 0.64) 0.66 (0.56, 0.78)
P-value    P < 0.0001 P < 0.0001
PREGNANCY AND CONTRACEPTIVES
Ever pregnant     
No 2300 23.57 2.44 (2.14, 2.76) 1.21 (0.94, 1.56)
Yes 9720 10.92 1 1
P-value    P < 0.0001 P = 0.13
Number of births
0 3133 21.54 1 1
1 2307 11.10 0.46 (0.39, 0.54) 0.62 (0.48, 0.82)
2 4013 9.54 0.38 (0.33, 0.44) 0.57 (0.44, 0.74)
3+ 2419 10.87 0.44 (0.37, 0.52) 0.59 (0.44, 0.78)
P-value    P < 0.0001 P = 0.0006
Ever used hormonal contraceptives
No 1305 31.72 3.84 (3.36, 4.38) 2.12 (1.75, 2.58)
Yes 10670 11.12 1 1
P-value    P < 0.0001 P < 0.0001
Used hormonal contraceptive during last month     
No 7825 15.49 1 1
Yes 4097 9.37 0.53 (0.47, 0.60) 0.69 (0.60, 0.81)
P-value    P < 0.0001 P < 0.0001
Ever used condoms     
No 1873 21.41 2.13 (1.87, 2.42) 1.38 (1.15, 1.65)
Yes 10079 11.81 1 1
P-value    P < 0.0001 P = 0.0007
AWARENESS     
"Did you know that a gynecological smear may detect changes that could lead to cervical cancer?"
No 1224 23.37 2.04 (1.76, 2.35) 1.20 (0.96, 1.50)
Yes 10769 12.20 1 1
P-value    P < 0.0001 P = 0.11
"Did you know that the recommended screening interval is every third year?"
No 1179 25.36 2.31 (1.99, 2.67) 1.39 (1.12, 1.72)
Yes 10835 12.04 1 1
P-value    P < 0.0001 P = 0.003
"Do you believe a gynecological smear every third year is necessary for you?"
No 8733 9.58 0.50 (0.44, 0.56) 0.52 (0.45, 0.61)
Yes 2382 17.72 1 1
Don't know 883 38.05 2.75 (2.32, 3.27) 2.19 (1.75, 2.74)
P-value    P < 0.0001 P < 0.0001
"Have you ever heard of HPV?"
No 7664 14.08 1.22 (1.09, 1.36) 0.98 (0.85, 1.13)
Yes 4290 11.91 1 1
P-value    P = 0.0006 P = 0.73
  1. a The multivariate model only included variables that were significant in the age-adjusted models
  2. b Included 154 women reporting zero lifetime coital partners
  3. c Chlamydia, gonorrhea, trichomonas vaginalis, herpes or genital warts