Table 2

Prevalence of HIV-related behaviours among men who have sex with men in the Attitudes to and Understanding Risk of Acquisition of HIV (AURAH) (n=991) and Attitudes to and Understanding Risk of Acquisition of HIV over Time (AURAH2) (n=1031) studies and association of these measures with study

Measures of sexual behaviourStudyPrevalence n (%) (95% CI)Unadjusted PR (95% CI)
AURAH2 vs AURAH*
P value†Adjusted‡ PR (95% CI)P value†
CLS with one or more partners (past 3 months)AURAH558 (56.3%) (53.3% to 59.4%)1.14 (1.07 to 1.23)<0.0011.14 (1.05 to 1.24)0.001
AURAH2664 (64.4%) (61.5% to 67.4%)
CLS with two or more partners (past 3 months)AURAH286 (28.8%) (26.1% to 31.8%)1.22 (1.08 to 1.39)0.0021.22 (1.05 to 1.41)0.008
AURAH2365 (35.4%) (32.5% to 38.4%)
CLS with unknown/HIV+ status partner(s) (past 3 months)AURAH310 (31.3%) (28.5% to 34.3%)1.00 (0.88 to 1.14)0.9440.99 (0.85 to 1.14)0.893
AURAH2324 (31.4%) (28.7% to 34.3%)
Receptive CLS with unknown HIV status partner(s) (past 3 months)AURAH116 (11.7%) (9.8% to 13.8%)1.06 (0.84 to 1.34)0.6240.98 (0.75 to 1.28)0.901
AURAH2128 (12.4%) (10.5% to 14.6%)
Self-reported bacterial STIdiagnosis (past year)AURAH303 (30.5%) (27.8% to 33.5%)1.30 (1.15 to 1.47)<0.0011.24 (1.08 to 1.43)0.002
AURAH2411 (39.8%) (36.9% to 42.9%)
Eleven or more new sexual partners (past year)AURAH374 (37.7%) (34.8% to 40.1%)1.07 (0.97 to 1.20)0.1681.11 (0.98 to 1.25)0.09
AURAH2420 (40.7%) (37.8% to 43.7%)
Group sex (past 3 months)AURAH388 (39.1%) (36.2% to 42.2%)1.10 (0.99 to 1.22)0.0691.10 (0.97 to 1.24)0.08
AURAH2438 (42.5%) (39.5% to 45.5%)
PEP use (past year)AURAH151 (15.2%) (13.1% to 17.6%)1.43 (1.18 to 1.72)<0.0011.50 (1.21 to 1.88)<0.001
AURAH2224 (21.7%) (19.3% to 24.4%)
PrEP use (past year)AURAH38 (3.8%) (2.5% to 4.5%)1.44 (0.96 to 2.15)0.0741.31 (0.70 to 1.82)0.611
AURAH257 (5.5%) (4.3% to 7.1%)
Recent HIV test (past 6 months)AURAH631 (63.8%) (60.7% to 66.7%)1.15 (1.09 to 1.22)<0.0011.14 (1.07 to 1.21)<0.001
AURAH2757 (73.4%) (70.6% to 76.0%)
  • *AURAH is the reference group.

  • P value by Wald test.

  • ‡Adjusted model (ii) study, age (continuous variable), ethnicity, sexual identity, university education, ongoing relationship status (Poisson model on subject with no missing values for all the variables included in the model).

  • AURAH, Attitudes to and Understanding Risk of Acquisition of HIV; AURAH2, Attitudes to and Understanding Risk of Acquisition of HIV over Time; CLS, condomless sex; PEP, post-exposure prophylaxis; PR, prevalence ratio; PrEP, pre-exposure prophylaxis.