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Table 4 Poisson regression analysis for the effect of time and sex on HFRS incidence

From: Epidemiologic study on changes in occurrence of hemorrhagic fever with renal syndrome in Republic of Korea for 17 years according to age group: 2001–2017

 

Age group

Relative risk (95% CI)

P-value

Timea

Total

1.002 (0.998–1.007)

0.348

≤ 39

1.021 (1.010–1.033)

< 0.001

40~69

0.979 (0.973–0.985)

< 0.001

≥70

1.076 (1.066–1.086)

< 0.001

Male

Total

1.631 (1.555–1.711)

< 0.001

≤ 39

4.820 (4.149–5.599)

< 0.001

40~69

1.271 (1.192–1.355)

< 0.001

≥70

1.543 (1.413–1.685)

< 0.001

Female

Total

Reference

 

≤ 39

Reference

 

40~69

Reference

 

≥70

Reference

 
  1. aAs a continuous variable, the relative risk is due to an increase year
  2. Dependent variable is the occurrence of HFRS
  3. CI confidence interval