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Table 1 Temporal trends in TB cases by sub-regions in Africa, 1991 to 2006

From: A trend analysis and sub-regional distribution in number of people living with HIV and dying with TB in Africa, 1991 to 2006

 

Incidence rate ratio*(95% CI)

 

1991-1994

1995-1998

1999-20002

2003-2006p-trend

All Africa

1 (reference)

1.78(1.68 to 1.87)

2.35(2.24 to 2.47)

2.24(2.13 to 2.36).000

Sub-regions

    

Eastern Africa

1 (reference)

1.51(1.42 to 1.61)

1.59(1.49 to 1.69)

1.37(1.28 to 1.47).000

Western Africa

1 (reference)

1.90(1.59 to 2.26)

2.71(1.30 to 3.20)

2.94(2.50 to 3.46).000

Southern Africa

1 (reference)

3.17(2.76 to 3.63)

6.38(5.61 to 7.25)

6.46(5.69 to 7.35).000

Middle Africa

1 (reference)

1.86(1.53 to 2.50)

2.51(2.09 to 3.02)

2.69(2.24 to 3.22).000

Northern Africa

1 (reference)

1.18(0.62 to 2.25)

1.18(0.62 to 2.25)

1.18(0.62 to 2.25).950

  1. *estimates are from Multilevel Poisson growth curve models