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Table 2 Joinpoint regression analysis of epidemiological indicators related to leprosy, 2001–2012

From: Trends of main indicators of leprosy in Brazilian municipalities with high risk of leprosy transmission, 2001–2012

Indicator

State

Annual percentage change (APC)

Average annual percentage change (AAPC)

Period

APC

95 % CI

Intire period

AAPC

95 % CI

Incidence rates of leprosy per 100,000 inhabitants

Aggregated of municipalities

2001–2003

5.8

−5.3 a 18.1

2001–2012

−4.2*

−5.9 a −2.4

2003–2012

−6.2*

−7.2 a −5.2

   

Rondônia

2001–2004

4.7

−4.7 a 14.9

2001–2012

−4.1*

−6.5 a −1.7

2004–2012

−7.2*

−9.3 a −5.1

   

Pará

2001–2003

5.2

−13.1 a 27.3

2001–2012

−5.3*

−8.3 a −2.3

2003–2012

−7.5*

−9.3 a −5.8

   

Tocantins

2001–2008

0.6

−1.9 a 3.1

2001–2012

−3.3*

−5.5 a −1.1

2008–2012

−9.7*

−15.2 a −4.0

   

Maranhão

2001–2004

4.5

−5.0 a 15.0

2001–2012

−3.4*

−5.8 a −1.0

2004–2012

−6.3*

−8.3 a −4.2

   

Mato Grosso

2001–2012

−5.2*

−6.2 a −4.3

2001–2012

−5.2*

−6.2 a −4.3

Other states of Brazil

2001–2003

6.3

−1.4 a 14.6

2001–2012

−4.0*

−5.2 a −2.8

2003–2012

−6.2*

−6.9 a −5.5

   

Incidence rates of leprosy in children <15 years per 100,000 inhabitants

Aggregated of municipalities

2001–2003

6.0

−10.1 a 24.9

2001–2012

−3.6*

−6.2 a −1.0

2003–2012

−5.6*

−7.2 a −4.1

   

Rondônia

2001–2012

−3.0

−7.5 a 1.7

2001–2012

−3.0

−7.5 a 1.7

Pará

2001–2012

−5.3*

−6.9 a −3.7

2001–2012

−5.3*

−6.9 a −3.7

Tocantins

2001–2012

−0.9

−4.0 a 2.3

2001–2012

−0.9

−4.0 a 2.3

Maranhão

2001–2012

−3.5*

−5.6 a −1.4

2001–2012

−3.5*

−5.6 a −1.4

Mato Grosso

2001–2012

−5.9*

−7.8 a −3.9

2001–2012

−5.9*

−7.8 a −3.9

Other states of Brazil

2001–2003

7.9

−1.7 a 18.5

2001–2012

−2.7*

−4.2 a −1.2

2003–2012

−4.9*

−5.8 a 4.0

   

Rates of new cases with grade-2 disabilities per 100,000 inhabitants

Aggregated of municipalities

2001–2012

−1.3

−2.6 a 0.1

2001–2012

−1.3

−2.6 a 0.1

Rondônia

2001–2003

52.1

−33.8 a 249.0

2001–2012

0.9

−11.3 a 14.8

2003–2012

−7.8*

−13.9 a −1.4

   

Pará

2001–2012

−2.2

−4.4 a 0.1

2001–2012

−2.2

−4.4 a 0.1

Tocantins

2001–2012

−0.4

−3.0 a 2.2

2001–2012

−0.4

−3.0 a 2.2

Maranhão

2001–2004

−0.4

−2.8 a 2.1

2001–2012

−0.4

−2.8 a 2.1

Mato Grosso

2001–2012

−0.3

−2.7 a 1.9

2001–2012

−0.3

−2.7 a 1.9

Other states of Brazil

2001–2008

0.2

−2.0 a 2.5

2001–2012

−2.6*

−4.3 a −0.9

2008–2012

−7.4*

−11.3 a −3.2

   
  1. *Significantly different from 0 (p <0.05)
  2. 95 % CI: 95 % confidence intervals