Table 3.
HPV 16 prevalence by demographic and baseline characteristics.
| HPV 16 positive | HPV 16 negative | Total | p-value | |
|---|---|---|---|---|
| Enrolled participants with HPV 16 results | 66 | 116 | 182 | |
| Age (years) N=I82 | 0.67 | |||
| 26 and under | 26 (39%) | 42 (36%) | 68 (37%) | |
| Over 26 | 40 (61%) | 74 (64%) | ll4 (63%) | |
| Geographical region,a N=182 | 0.004 | |||
| USA | 37 (56%) | 39 (34%) | 76 (42%) | |
| Peru | 12 (l8%) | 25 (22%) | 37 (20%) | |
| South Africa | 2 (3%) | 15 (l3%) | 17 (9%) | |
| Thailand | 15 (23%) | 37 (32%) | 52 (29%) | |
| Gender,b N=181 | 0.90 | |||
| Male | 57 (88%) | l0l (87%) | l58 (87%) | |
| Female | l (2%) | 3 (3%) | 4 (2%) | |
| Transgender woman | 5 (8%) | 8 (7%) | 13 (7%) | |
| Multiple checked or other | 2 (3%) | 4 (3%) | 6 (3%) | |
| Smoking,c N=180 | 0.9l | |||
| No, never or none in past eight weeks | 43 (66%) | 79 (69%) | 122 (68%) | |
| Yes, one cigarette or fewer per day in past eight weeks | 10 (l5%) | 13 (ll%) | 23 (l3%) | |
| Yes, more than one cigarette per day in past eight weeks | 12 (l8%) | 23 (20%) | 35 (l9%) | |
| Stimulant recreational drug use,c N=181 | 0.34 | |||
| Never | 59 (91%) | 99 (85%) | 158 (87%) | |
| Ever | 6 (9%) | l7 (l5%) | 23 (l3%) | |
| Number of sexual partners - past eight weekscN= 180 | 0.42 | |||
| 0 | 3 (5%) | 3 (3%) | 6 (3%) | |
| 1 or more | 62 (95%) | ll2 (97%) | 174 (97%) | |
| RAI condom use - past eight weeks,cN= 175 | 0.l2 | |||
| No RAI | 9 (14%) | 9 (8%) | l8 (l0%) | |
| No condom use with RAI | 24 (37%) | 47 (43%) | 71 (41%) | |
| Sometimes used condom with RAI | l4 (22%) | 33 (30%) | 47 (27%) | |
| Always used condom with RAI | l8 (28%) | 21 (19%) | 39 (22%) | |
| History of STIs and/or anal warts N=182 | 0.30 | |||
| No | 34 (52%) | 69 (59%) | 103 (57%) | |
| Yes | 32 (48%) | 47 (41%) | 79 (43%) | |
| Lubricant or saliva use,c N= 167 | 0.32 | |||
| Never or infrequently | 4 (7%) | 13 (l2%) | l7 (l0%) | |
| Frequently or always | 55 (93%) | 95 (88%) | 150 (90%) | |
| Number of times rectal douche used in past eight weeks,d N= 175 | 0.l0 | |||
| Mean (SD) | 3.5 (8.4) | 6.3 (ll.0) | 5.3 (l0.2) | |
| Median | l | 2 | 1 | |
| QI,Q3 | 0, 4 | 0, 10 | 0, 6 | |
| Min, Max | 0, 60 | 0, 60 | 0, 60 | |
HPV: human papillomavirus; RAI: receptive anal intercourse; STI: sexually transmitted infection
a
The significance test for geographical region is US versus all other regions.
b
One participant refused to report gender. The significance test for gender is male versus transgender woman or other.
c
Information not reported for one or more participants.
d
Douche use is a continuous variable. Mean, standard deviation, median, quartiles, minimum, and maximum are presented.