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Table 1 Description of influenza cases, n = 226

From: Risk of pregnancy complications and adverse birth outcomes after maternal A(H1N1)pdm09 influenza: a Norwegian population-based cohort study

Medically attended, n (%)

103 (45.6)

 Influenza diagnosis (R80) from primary health care, n (%)a

91 (40.3)

 Laboratory confirmed, n (%)a

38 (16.8)

Based on self-report, not medically attended, n (%)

123 (54.4)

Antiviral medication, n (%)

35 (15.5)

Hospitalized, n (%)

3 (1.3)

  1. a26 cases were both diagnosed in primary health care and laboratory confirmed