Table 3 Multivariable analysis of factors associated with the use of moderately or highly effective contraceptive methods among female sex workers from a biobehavioral survey Kauntim mi tu in Port Moresby, Lae, and Mt. Hagen in Papua New Guinea between 2016 and 2017
Port Moresby | Lae | Mt. Hagen | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
n | Bivariate OR (95% CI) a | p -value | Multivariate aOR (95% CI) a | p -value | n | Bivariate OR (95% CI) a | p -value | Multivariate aOR (95% CI) a | p -value | n | Bivariate OR (95% CI) a | p -value | Multivariate aOR (95% CI) a | p -value | |
Age, years | 437 | 0.038 | 0.031 | 389 | <0.001 | 0.126 | 331 | 0.002 | 0.055 | ||||||
12-19 | 0.4 (0.2-1.1) | 2.9 (0.5-17.2) | 0.6 (0.2-1.8) | 2.4 (0.3-21.6) | 3.8 (1.1-12.5) | 5.2 (0.7-39.3) | |||||||||
20-24 | 1.8 (1.0-3.5) | 2.8 (1.3-6.3) | 3.1 (1.4-6.9) | 4.0 (1.4-11.7) | 4.6 (1.7-12.2) | 4.0 (1.3-12.5) | |||||||||
25-29 | 1.1 (0.5-2.2) | 0.8 (0.4-1.8) | 3.9 (1.7-8.9) | 2.8 (1.0-7.4) | 7.2 (2.7-19.1) | 7.0 (2.4-20.7) | |||||||||
30-34 | 1.5 (0.7-3.3) | 1.4 (0.6-3.1) | 3.5 (1.5-7.9) | 3.1 (1.2-8.3) | 6.5 (2.3-17.9) | 5.3 (1.7-16.9) | |||||||||
35 or older | Ref | Ref | Ref | Ref | Ref | Ref | |||||||||
Marital status | 466 | <0.001 | 0.011 | 446 | 0.017 | 0.392 | -- | -- | -- | ||||||
Never married | Ref | Ref | Ref | Ref | -- | -- | |||||||||
Married | 5.6 (2.0-15.4) | 4.1 (1.1-14.5) | 3.0 (1.0-9.4) | 0.5 (0.1-2.5) | -- | -- | |||||||||
Divorced, separated, or widowed | 6.4 (2.7-14.9) | 5.8 (1.9-18.2) | 3.3 (1.5-7.4) | 1.0 (0.3-2.8) | -- | -- | -- | ||||||||
Number of dependent children living with FSW | 465 | <0.001 | 0.037 | 446 | <0.001 | 0.209 | 430 | 0.005 | 0.469 | ||||||
None | Ref | Ref | Ref | Ref | Ref | Ref | |||||||||
One or more | 2.5 (1.5-4.0) | 1.9 (1.0-3.4) | 3.1 (1.9-5.2) | 1.5 (0.8-2.8) | 2.0 (1.2-3.3) | 1.3 (0.6-2.6) | |||||||||
Away from home for >1 month at a time, last 6 months | 450 | 0.011 | 0.037 | -- | -- | -- | -- | -- | -- | ||||||
Yes | 2.4 (1.2-4.8) | 2.6 (1.1-6.2) | -- | -- | -- | -- | |||||||||
No | Ref | Ref | -- | -- | -- | -- | |||||||||
Sex work as main source of income | -- | -- | -- | 444 | 0.019 | 0.300 | - | - | - | ||||||
Yes | -- | -- | Ref | Ref | - | - | |||||||||
No | -- | -- | 1.8 (1.1-3.0) | 1.4 (0.7-2.7) | - | - | |||||||||
Years selling sex | -- | -- | -- | 438 | 0.002 | 0.120 | 384 | 0.024 | 0.287 | ||||||
< 1 year | -- | -- | 6.1 (2.1-17.9) | 5.2 (1.0-26.3) | 2.1 (0.6-7.6) | 0.4 (0.1-2.7) | |||||||||
1-2 years | -- | -- | 4.1 (1.9-8.9) | 2.2 (0.8-6.3) | 3.4 (1.2-9.4) | 1.6 (0.4-6.0) | |||||||||
3-4 years | -- | -- | 1.9 (0.9-4.2) | 1.0 (0.3-2.6) | 5.2 (1.9-14.3) | 2.1 (0.6-7.4) | |||||||||
-9 years | -- | -- | 2.4 (1.1-5.3) | 1.6 (0.6-4.0) | 3.4 (1.2-9.1) | 1.3 (0.4-4.6) | |||||||||
10 or more years | -- | -- | Ref | Ref | Ref | Ref | |||||||||
Had a casual or main male partner in last 6 months | -- | -- | -- | 446 | 0.003 | 0.076 | -- | -- | -- | ||||||
Yes | -- | -- | 2.1 (1.3-3.5) | 1.8 (0.9-3.6) | -- | -- | |||||||||
No | -- | -- | Ref | Ref | -- | -- | |||||||||
Ever tested for HIV | 466 | 0.097 | 0.338 | 446 | 0.001 | 0.072 | 429 | 0.001 | 0.143 | ||||||
Yes | 1.6 (0.9-2.6) | 0.7 (0.4-1.4) | 2.4 (1.4-4.1) | 1.9 (0.9-3.8) | 2.4 (1.4-4.1) | 2.0 (0.8-5.1) | |||||||||
No | Ref | Ref | Ref | Ref | Ref | Ref | |||||||||
HIV status | 459 | 0.008 | 0.023 | -- | -- | -- | -- | -- | -- | ||||||
Positive | Ref | Ref | -- | -- | -- | -- | |||||||||
Negative | 2.9 (1.3-6.2) | 2.9 (1.2-7.4) | -- | -- | -- | -- | |||||||||
Live birth ≤ 3 years ago | 387 | 0.024 | 0.225 | 334 | 0.017 | 0.503 | 316 | 0.030 | 0.427 | ||||||
Yes | 1.8 (1.1-3.2) | 1.5 (0.8-3.1) | 2.1 (1.1-3.8) | 1.3 (0.6-2.7) | 1.9 (1.1-3.4) | 1.4 (0.6-3.0) | |||||||||
No | Ref | Ref | Ref | Ref | Ref | Ref | |||||||||
Among FSW who have been pregnant, ever tried to induce an abortion | -- | -- | -- | -- | -- | -- | 324 | 0.043 | |||||||
Yes | -- | -- | -- | -- | 1.9 (1.0-3.7) | 2.2 (1.0-5.0) | 0.056 | ||||||||
No | -- | -- | -- | -- | Ref | Ref | |||||||||