Risk factors for bacterial STI (chlamydia and/or gonorrhoea) among Indigenous WPHC participants 15 years and older
Unadjusted | Adjusted | ||||||
---|---|---|---|---|---|---|---|
Independent variable | No | No of cases | Prevalence (%) | OR (95% CI) | p Value | OR (95%CI)* | p (exact two sided) |
*Adjusted for clustering at the community level. | |||||||
†SEIFA score was categorised in units of 100 and each decrease of 100 units results in an estimated adjusted OR of 1.16. | |||||||
‡Alcohol consumption at unsafe levels among those who had consumed alcohol in the week before the survey. | |||||||
Sex | |||||||
Male | 1361 | 116 | 8.5 | 1.00 | 1.00 | ||
Female | 1456 | 151 | 10.4 | 1.24 (0.96 to 1.60) | 0.10 | 1.51 (1.15 to 1.93) | 0.001 |
Age (years) | |||||||
15–19 | 318 | 73 | 23.0 | 8.11 (5.04 to 13.03) | <0.01 | 7.78 (4.77 to 12.67) | <0.001 |
20–24 | 364 | 71 | 19.5 | 6.59 (4.22 to 10.29) | <0.01 | 5.50 (3.41 to 8.85) | <0.001 |
25–29 | 366 | 37 | 10.1 | 3.06 (2.02 to 4.62) | <0.01 | 2.49 (1.53 to 4.05) | <0.001 |
30–34 | 350 | 25 | 7.1 | 2.09 (1.32 to 3.33) | <0.01 | 1.78 (1.04 to 3.05) | 0.036 |
35–39 | 319 | 22 | 6.9 | 2.02 (1.10 to 3.69) | 0.02 | 1.78 (0.92 to 3.46) | 0.087 |
40+ | 1100 | 39 | 3.6 | 1.00 | 1.00 | ||
Alcohol | |||||||
yes | 1916 | 219 | 11.4 | 2.14 (1.53 to 3.00) | <0.01 | 1.74 (1.27 to 2.39) | 0.001 |
no | 896 | 48 | 5.4 | 1.00 | 1.00 | ||
Smoking | |||||||
yes | 1681 | 201 | 12.0 | 2.20 (1.70 to 2.83) | <0.01 | 1.46 (1.14 to 1.87) | 0.003 |
no | 1133 | 66 | 5.8 | 1.00 | 1.00 | ||
SEIFA (CD scores) | |||||||
500–700 | 1297 | 153 | 11.8 | 1.00 | 1.00 | ||
701–900 | 997 | 78 | 7.8 | 0.63 (0.39 to 1.02) | 0.062 | 0.64 (0.38 to 1.07) | 0.09 |
901+ | 523 | 36 | 6.9 | 0.55 (0.32 to 0.94) | 0.03 | 0.47 (0.27 to 0.83) | <0.01 |
Categories† | 1.20 (1.04 to 1.39) | 0.011 | 1.16 (1.03 to 1.30) | 0.015 | |||
Hospital | |||||||
no | 662 | 40 | 6.0 | 1.83 (1.16 to 2.90) | 0.01 | 1.75 (0.91 to 3.38) | 0.093 |
yes | 2155 | 227 | 10.5 | 1.00 | 1.00 | ||
Resident population | |||||||
0–100 | 190 | 10 | 5.3 | 0.42 (0.14 to 1.25) | 0.12 | 0.45 (0.14 to 1.45) | 0.335 |
101–200 | 798 | 71 | 8.9 | 0.74 (0.36 to 1.51) | 0.40 | 0.66 (0.32 to 1.38) | 0.739 |
201–300 | 502 | 61 | 12.2 | 1.04 (0.53 to 2.06) | 0.91 | 0.93 (0.49 to 1.78) | 0.824 |
301–400 | 346 | 23 | 6.7 | 0.54 (0.22 to 1.29) | 0.17 | 0.83 (0.28 to 2.49) | 0.271 |
401–500 | 281 | 20 | 7.1 | 0.58 (0.30 to 1.11) | 0.10 | 1.71 (0.57 to 5.09) | 0.182 |
501+ | 700 | 82 | 11.7 | 1.00 | 1.00 | ||
Resident MO | |||||||
yes | 744 | 50 | 6.7 | 0.62 (0.39 to 0.98) | 0.04 | ||
no | 2073 | 217 | 10.5 | 1.00 | |||
pop:RN ratio | |||||||
0–200 | 910 | 94 | 10.3 | 1.00 | |||
201–400 | 646 | 54 | 8.4 | 0.79 (0.35 to 1.78) | 0.57 | ||
401–600 | 552 | 48 | 8.7 | 0.83 (0.37 to 1.87) | 0.65 | ||
>600 | 367 | 31 | 8.5 | 0.80 (0.46 to 1.38) | 0.43 | ||
pop:HW ratio | |||||||
0–100 | 386 | 28 | 7.3 | 1.00 | |||
101–200 | 1348 | 164 | 12.2 | 1.77 (0.96 to 3.27) | 0.07 | ||
201–300 | 495 | 30 | 6.1 | 0.82 (0.37 to 1.86) | 0.64 | ||
>300 | 394 | 31 | 7.9 | 1.09 (0.56 to 2.11) | 0.79 | ||
Distance to centre | |||||||
0–50 km | 1209 | 120 | 9.9 | 1.11 (0.67 to 1.84) | 0.68 | ||
51–100 km | 498 | 50 | 10.0 | 1.13 (0.40 to 3.15) | 0.82 | ||
101–200 km | 266 | 21 | 7.9 | 0.87 (0.32 to 2.37) | 0.78 | ||
>200 km | 844 | 76 | 9.0 | 1.00 | |||
Road access | |||||||
yes | 1889 | 187 | 9.9 | 1.16 (0.66 to 2.04) | 0.59 | ||
no | 928 | 80 | 8.6 | 1.00 | |||
Unsafe drinker‡ | |||||||
yes | 1146 | 143 | 12.5 | 1.52 (0.93 to 2.50) | 0.081 | ||
no | 256 | 22 | 8.6 | 1.00 | |||
Visiting SHS | |||||||
yes | 1618 | 190 | 11.7 | 1.51 (0.85 to 2.69) | 0.16 | ||
no | 445 | 36 | 8.1 | 1.00 | |||
Visiting SHS (freq) | |||||||
1–4 visits | 1452 | 158 | 10.9 | 1.00 | |||
>4 | 611 | 68 | 11.1 | 1.03 (0.69 to 1.54) | 0.90 | ||
Visiting WHS | |||||||
yes | 2379 | 233 | 9.8 | 1.22 (0.67 to 2.20) | 0.52 | ||
no | 244 | 20 | 8.2 | 1.00 | |||
Visiting WHS (freq) | |||||||
1–4 visits | 1417 | 126 | 8.9 | 1.00 | |||
>4 | 992 | 88 | 8.9 | 1.00 (0.59 to 1.70) | 0.99 | ||
Licensed liquor outlet | |||||||
yes | 2043 | 197 | 9.6 | 1.07 (0.68 to 1.69) | 0.76 | ||
no | 774 | 70 | 9.0 | 1.00 | |||
Condom availability (health centre) | |||||||
yes | 2547 | 250 | 9.8 | 2.65 (0.51 to 13.78) | 0.25 | ||
no | 76 | 3 | 4.0 | 1.00 | |||
Condom availability (community) | |||||||
yes | 580 | 53 | 9.1 | 0.93 (0.63 to 1.35) | 0.69 | ||
no | 2043 | 200 | 9.8 | 1.00 |