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. 2020 Mar 19;15(3):e0230604. doi: 10.1371/journal.pone.0230604

Table 3. Factors associated with submitting sputum among study participants attending rural and urban health facilities in Ketu South Municipality, Ghana.

N = 410
Variable Number submitting sputum (%) OR (95% CI) P aOR (95%CI) P
Age group (years) *0.689
18–38 99/145 (68.3) 1
39–59 107/150 (71.3) 1.15 (0.70–1.90) 0.567
≥60 84/115 (73.0) 1.26 (0.73–2.16) 0.403
Gender *0.177
Male 102/136 (75.0) 1 1
Female 188/274 (68.6) 0.73 (0.46–1.16) 0.182 0.90 (0.48–1.69) 0.739
Educational level *0.706
No formal education 65/96 (67.7) 1
Primary/JHS 162/228 (71.1) 1.17 (0.70–1.96) 0.549
Secondary/Tertiary 63/86 (73.3) 1.31 (0.69–2.48) 0.414
Place of residence *<0.001
Urban 182/197 (92.4) 1 1
Rural 108/213 (50.7) 0.08 (0.05-.015) <0.001 0.41 (0.16–1.03) 0.058
Distance to laboratory (Km) *<0.001
<10 184/197 (93.4) 1 1
10–20 74/168 (44.1) 0.06 (0.03–0.11) <0.001 0.12 (0.05–0.33) <0.001
>20 32/45 (71.1) 0.17 (0.07–0.41) <0.001 0.29 (0.10–0.86) 0.025
Socioeconomic status (tertiles) *0.002
Low 92/134 (68.7) 1 1
Middle 86/138 (62.3) 0.76 (0.46–1.25) 0.272 0.59 (0.30–1.13) 0.113
High 112/138 (81.2) 1.97 (1.12–3.45) 0.018 1.03 (0.47–2.24) 0.945
Ever treated for TB *0.008
No 263/380 (69.2) 1 1
Yes 27/30 (90.0) 4.00 (1.19–13.46) 0.025 2.02 (0.45–9.07) 0.359
Number of symptoms *<0.001
1–2 34/56 (60.7) 1 1
3–4 123/191 (64.4) 1.17 (0.63–2.16) 0.615 1.33 (0.60–2.96) 0.488
>4 133/163 (81.6) 2.87 (1.47–5.59) 0.002 2.00 (0.83–4.80) 0.12
Duration of symptoms (days) *<0.001
≤14 158/245 (64.5) 1 1
>14 132/165 (80.0) 2.20 (1.39–3.50) 0.001 0.83 (0.43–1.62) 0.589
HIV status *0.037
Positive 28/28 (100.0) 1 1
Negative 66/85 (77.7) 1.79 (1.02–3.15) 0.043 0.85 (0.40–1.83) 0.678
Don’t know+ 196/297 (66.0) - - - -
Severity of illness (Karnofsky score) *0.024
Less severe (≥90) 136/217 (62.7) 1 1
Moderately severe (70–80) 133/167 (79.6) 2.70 (1.24–5.92) 0.013 1.84 (0.68–4.98) 0.228
Severe (≤60) 21/26 (80.8) 0.92 (0.17–5.10) 0.924 0.14 (0.01–2.28) 0.165
Number of previous care providers visited *<0.001
0 173/272 (63.6) 1 1
≥1 117/138 (84.8) 3.18 (1.88–5.40) <0.001 2.05 (1.02–4.13) 0.045
Stigma *<0.001
Low perception 134/164 (81.7) 1 1
High perception 156/246 (63.4) 0.39 (0.24–0.62) <0.001 0.54 (0.30–0.98) 0.043

*Log likelihood P-value,

+Omitted from model due to collinearity,

OR = odds ratio, aOR = adjusted odds ratio, P = p-value, JHS (13–15 years) = Junior high school