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Table 1 Multivariable logistic regression analysis of clinical variables associated with laboratory confirmed influenza among ILI patients in Bali

From: Surveillance and characterisation of influenza viruses among patients with influenza-like illness in Bali, Indonesia, July 2010–June 2014

  Any Influenza (A or B) Influenza A/H1N1-pdm09 Influenza A/H3N2 Influenza B
AOR (95% CI) P AOR (95% CI) P AOR (95% CI) P AOR (95% CI) P
ILI symptom onset in wet season 2.41 (1.90,3.04) < 0.001 3.46 (1.93,6.23) < 0.001 4.97 (3.24,7.61) < 0.001 1.37 (0.98,1.92) 0.07
Measured fever ≥38 °C 1.22 (0.95,1.57) 0.13 0.91 (0.53,1.57) 0.74 1.05 (0.73,1.52) 0.78 1.62 (1.10,2.39) 0.02
Measured fever ≥39 °C 1.29 (0.93,1.77) 0.12 1.79 (0.97,3.30) 0.06 1.53 (0.98,2.38) 0.06 0.59 (0.34,1.04) 0.07
Rhinorrhoea 1.24 (0.97,1.58) 0.09 0.78 (0.48,1.27) 0.33 1.72 (1.17,2.52) 0.01 1.01 (0.71,1.45) 0.95
Chest pain 1.43 (0.81,2.55) 0.22 0.70 (0.16,3.05) 0.64 2.49 (1.23,5.01) 0.01 0.70 (0.25,2.00) 0.51
Abdominal pain 0.81 (0.49,1.33) 0.41 1.30 (0.53,3.16) 0.57 0.35 (0.12,0.98) 0.05 1.10 (0.55,2.19) 0.79
  1. AOR, adjusted Odds Ratio. (Values are adjusted for age, sex, and other clinical variables in the table)
  2. CI, confidence interval
  3. Data in bold are statistically significant