Table 2 Results of emergency department indicator and reference indicator cross-correlation analyses at lag − 1 overall, and stratified by sex and age groups. *P-values refer to the statistical significance of the cross-correlation coefficient being different from 0. Germany, 2019–2023.

From: Establishing and validating syndromic surveillance of gastrointestinal infections using routine emergency department data, Germany, 2019–2023

 

Cross-correlation coefficient

95% confidence interval

p-value*

Overall

0.73

0.61–0.85

p < 0.001

Sex

Male

0.67

0.56–0.79

p < 0.001

Female

0.65

0.50–0.80

p < 0.001

Age groups (years)

0–19

0.65

0.53–0.77

p < 0.001

20–39

0.61

0.47–0.74

p < 0.001

40–59

0.48

0.35–0.61

p < 0.001

60–79

0.48

0.33–0.63

p < 0.001

80 + 

0.22

0.03–0.40

p < 0.05

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