Table 4 Multinomial univariate and multivariate regressions with clinical diagnosis as the outcome (URTI was used as base category)

Covariate

Beta-coefficient (95% CI), p-value

Beta-coefficient (95% CI), p-value

Age

AOM vs URTI −0.087 (−0.13 - (−0.044)), < 0.001

Sepsis vs URTI 0.038 (0.016–0.060), 0.001

AOM vs URTI - 0.091 (− 0.14 – (− 0.047), < 0.001

Sepsis vs URTI 0.041 (0.018–0.063), < 0.001

igaB vs all

Sepsis vs URTI − 1.69 (−3.00 – (− 0.38)), 0.012

Sepsis vs URTI −1.86 (−3.22- (− 0.49)), 0.008

igaA2 vs all

no significant category