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Table 4 Univariable and Multivariable analyses of effect of rural residence and poor treatment outcome using Poisson regression showing crude and adjusted relative risks (RR) with 95% CIs, TB clinic, Aminu Kano Teaching Hospital, Kano, Nigeria

From: The impact of rural residence and HIV infection on poor tuberculosis treatment outcomes in a large urban hospital: a retrospective cohort analysis

 

No with poor outcome

Person-months of follow-up

Rate (95% CI)

Crude RR (95% CI)

Minimally-adjusted RR (95% CI)a

Fully adjusted RR (95% CI)b

Residence

 Urban

380

5163.4

7.4 (6.6–8.1)

1

1

1

 Rural

256

1213.8

21.1 (18.7–23.8)

3.21 (2.71–3.81)

3.43 (2.89–4.07)

2.74 (2.27–3.29)

HIV status

 HIV-negative

292

3252.2

9.0 (8.0–10.1)

1

1

1

 HIV-positive

264

2319.3

11.4 (10.1–12.8)

1.27 (1.07–1.50)

1.71 (1.43–2.06)

1.40 (1.16–1.69)

 HIV status unknown

80

805.7

9.9 (8.0–12.4)

1.11 (0.86–1.42)

0.98 (0.75–1.29)

0.85 (0.64–1.12)

  1. aadjusted for age, sex and calendar year
  2. badjusted for age sex, calendar year, referral facility, TB confirmation mode, TB site, HIV status, and previous TB treatment status