Table 2 Results of correlation analysis between crude incidence rate (CIR) of human brucellosis and climatic variables (AP, SPEI, AMT).

From: Ecological study of human brucellosis in Iran from 2000 to 2023 and the limited role of climatic factors

Correlations

 

CIR

AMT

AP

SPEI

CIR

Pearson Correlation

1

− 0.439*

0.237

0.185

Sig. (2-tailed)

 

0.032

0.265

0.386

N

24

24

24

24

AMT

Pearson Correlation

− 0.439*

1

− 0.332

− 0.365

Sig. (2-tailed)

0.032

 

0.113

0.080

N

24

24

24

24

AP

Pearson Correlation

0.237

− 0.332

1

0.909

Sig. (2-tailed)

0.265

0.113

 

0.000

N

24

24

24

24

SPEI

Spearman’s Correlation

0.408*

− 0.365

0.909

1

Sig. (2-tailed)

0.048

0.080

0.000

 

N

24

24

24

24

  1. Pearson correlation was used for normally distributed variables (CIR, AMT, AP).Spearman correlation was used for Raw SPEI due to its non-normal distribution.
  2. Correlation is significant at the 0.01 level (2-tailed).
  3. *Correlation is significant at the 0.05 level (2-tailed).
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