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Table 2 Proportions of ICPC codes of identified participants versus total sample

From: Childhood abdominal pain in primary care: design and patient selection of the HONEUR abdominal pain cohort

International Classification of Primary Care (ICPC)

Patients identified in the EMR

Study participants

Difference in proportions (95%CI)*

All codes

556 (100%)

149 (26.8%)

 

Generalized abdominal pain (D01)

222

86 (38.7%)

11.9% (4.6% to 19.3%)

Localized abdominal pain (D06)

120

37 (30.8%)

4.0% (-5.0% to 13.1%)

Constipation (D12)

76

17 (22.4%)

-4.4% (-14.5% to 5.6%)

Gastroenteritis (D11/D70/D73)

133

9 (6.8%)

-20.0% (-25.7% to - 14.4%)

Irritable Bowel Syndrome (D93)

5

0 (0%)

-26.8% (-30.5% to - 23.1%)

  1. * Difference between mean total participation percentage (26.8%) and participation percentage of specific ICPC codes