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Table 3 Results of negative binomial regression

From: Malaria and the incidence of COVID-19 in Africa: an ecological study

Variable

Coefficient (95% CI)

Adj IRRa (95% CI)

p value

HDIb

8.73 (6.09–11.41)

61.96 (4.40–902.90) × 102

 < 0.001

Malaria prevalence (%)

−0.03 (−0.05 to −0.01)

0.97 (0.95–0.99)

0.003

Intercept

1.14 (−0.51 to 2.83)

3.13 (0.60–16.87)

0.149

  1. Nagelkerke’s R2 = 0.90
  2. aAdjusted incidence rate ratio
  3. bHuman development index