Table 3

 Factors associated with reporting condom use at last sex* in Natsal 2000: women†

PrevalenceCrude odds ratioAge adjusted odds ratioDenominator‡
% (95% CI)(95% CI)(95% CI)
*In the past year.
†Those who reported partner(s) of the opposite gender in the past year.
‡Unweighted, weighted denominators.
§Previously married includes widowed, divorced and separated.
All22.8 (21.6 to 24.1)5518, 4816
Sociodemographic
Age group (years)p<0.0001
    16–2436.5 (33.4 to 39.7)1.001127, 1130
    25–3419.5 (17.8 to 21.4)0.43 (0.35 to 0.51)2306, 1912
    35–4417.6 (15.9 to 19.5)0.37 (0.31 to 0.45)2085, 1775
Marital statusp<0.0001p<0.0001
    Married17.0 (15.5 to 18.7)1.001.002420, 2351
    Cohabiting18.6 (16.1 to 21.3)1.11 (0.90 to 1.36)0.98 (0.79 to 1.22)972, 964
    Previously married§19.1 (15.8 to 22.9)1.15 (0.89 to 1.49)1.16 (0.90 to 1.50)541, 315
    Single, never married38.7 (35.8 to 41.6)3.07 (2.59 to 3.64)2.31 (1.90 to 2.80)1580, 1183
Self reported ethnicityp = 0.0002p = 0.0001
    White22.0 (20.7 to 23.3)1.001.004973, 4460
    Black Caribbean31.3 (24.1 to 39.6)1.62 (1.11 to 2.35)1.74 (1.20 to 2.53)169, 89
    Black African36.1 (25.6 to 48.1)2.01 (1.21 to 3.32)2.11 (1.27 to 3.52)97, 43
    Indian32.8 (22.1 to 45.7)1.73 (1.00 to 3.01)1.68 (0.94 to 2.98)93, 83
    Pakistani46.4 (27.5 to 66.4)3.07 (1.34 to 7.04)3.05 (1.34 to 6.94)30, 26
Religionp<0.0001p<0.0001
    None22.3 (20.6 to 24.0)1.001.002762, 2439
    Anglican17.6 (15.4 to 20.1)0.75 (0.62 to 0.90)0.90 (0.74 to 1.09)1245, 1096
    Roman Catholic27.6 (23.6 to 32.0)1.33 (1.06 to 1.68)1.44 (1.14 to 1.81)578, 480
    Christian, other26.9 (23.3 to 30.7)1.28 (1.04 to 1.59)1.35 (1.08 to 1.67)695, 608
    Non-Christian34.3 (27.0 to 42.3)1.82 (1.27 to 2.61)1.88 (1.30 to 2.71)228, 185
Social classp = 0.157p = 0.043
    I/II/III22.0 (20.6 to 23.5)1.001.003812, 3291
    IV/V/unemployed19.8 (17.3 to 22.6)0.87 (0.73 to 1.05)0.82 (0.68 to 0.99)1114, 989
Sexual behaviour
Number of partner(s) of the opposite gender, past yearp<0.0001p = 0.0001
    120.7 (19.5 to 22.1)1.001.004534, 4043
    227.5 (23.2 to 32.2)1.45 (1.14 to 1.84)1.20 (0.94 to 1.53)551, 413
    3–438.8 (31.6 to 46.6)2.42 (1.74 to 3.37)1.82 (1.31 to 2.51)239, 192
    5+41.4 (31.7 to 51.7)2.70 (1.77 to 4.12)1.92 (1.24 to 2.99)126, 103
Partnership characteristics
Partner’s genderNot applicableNot applicableNot applicableNot applicable
    Opposite gender
    Same gender
Partnership typep<0.0001p<0.0001
    Married17.1 (15.5 to 18.9)1.001.002325, 2221
    Living together18.7 (16.4 to 21.2)1.11 (0.91 to 1.36)0.91 (0.73 to 1.11)1191, 1066
    Regular partners28.9 (26.2 to 31.7)1.96 (1.64 to 2.34)1.42 (1.18 to 1.71)1459, 1117
    Not regular partners48.1 (43.1 to 53.1)4.48 (3.54 to 5.68)3.32 (2.62 to 4.22)536, 407
Duration of partnership
    Most recent occasion was also first occasion46.3 (41.4 to 51.3)p<0.0001 1.00p<0.0001 1.00518, 439
    <6 months35.2 (29.7 to 41.2)0.63 (0.46 to 0.87)0.57 (0.42 to 0.78)381, 298
    At least 6 months but <1 year21.0 (16.1 to 26.9)0.31 (0.21 to 0.45)0.27 (0.19 to 0.40)300, 243
    At least 1 year but <3 years21.6 (18.5 to 25.0)0.32 (0.24 to 0.42)0.30 (0.22 to 0.39)774, 662
    At least 3 years but <5 years21.5 (17.8 to 25.8)0.32 (0.23 to 0.43)0.32 (0.23 to 0.43)520, 441
    At least 5 years15.7 (14.1 to 17.4)0.22 (0.17 to 0.27)0.29 (0.23 to 0.36)2095, 1897
First sex with most recent partnerp = 0.788p = 0.242
    At least 1 week after meeting22.8 (21.5 to 24.1)1.001.004798, 4217
    Within 1 week of meeting22.3 (18.9 to 26.0)0.97 (0.78 to 1.21)0.88 (0.70 to 1.09)678, 563
Sexual health outcomes
STD clinic attendance, past 5 yearsp = 0.271p = 0.887
    No22.6 (21.3 to 23.9)1.001.005071, 4490
    Yes25.3 (20.8 to 30.4)1.16 (0.89 to 1.52)1.02 (0.77 to 1.35)444, 324
STD diagnosis(es) past 5 yearsp = 0.046p = 0.003
    No23.2 (22.0 to 24.6)1.001.005036, 4438
    Yes17.3 (12.7 to 23.0)0.69 (0.48 to 0.99)0.57 (0.39 to 0.83)249, 196