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Table 2 Categories and codes for reasons for encounter (as reported by physicians) according to the International Classification of Primary Care, version 2 (ICPC-2)

From: Do general practice patients with and without appointment differ? Cross-sectional study

  Patients without appointment
(n = 251)
Patients with appointment
(n = 250)
P values for group differences
ICPC-2 categories
 Respiratory (R) 68 (27%) 41 (16%) 0.005
 Musculoskeletal (L) 62 (25%) 45 (18%) 0.08
 Process codes (−) 17 (7%) 60 (24%) < 0.001
 Digestive (D) 27 (11%) 12 (5%) 0.02
 Cardiovascular (K) 13 (5%) 16 (6%) 0.57
 General and unspecified (A) 15 (6%) 13 (5%) 0.14
 Psychological (P) 15 (6%) 12 (5%) 0.69
 Other 35 (13%) 41 (16%) 0.59
Most frequent single ICPC-2 codes
 Upper respiratory infection acute (R74) 35 (14%) 22 (9%) 0.07
 Back syndrome w/o radiating pain (L84) 15 (6%) 8 (3%) 0.14
 Blood test (−34) 1 (< 1%) 18 (7%) nc
 Gastroenteritis (D73) 14 (6%) 3 (1%) nc
 Preventive immunization/medication (−44) 4 (2%) 11 (4%) nc
 Therapeutic counsellling/listening (−58) 8 (3%) 7 (3%) nc
 Neck syndrome (L83) 10 (4% 4 (2%) nc
 General symptom/complaint other (A29) 9 (4%) 3 (1%) nc
 Sinusitis acute/chronic (R75) 6 (2%) 4 (2%) nc
 Acute bronchitis/bronchiolitis (R78) 5 (2%) 4 (2%) nc
 Bursitis/tendinitis/synovitis (L87) 2 (1%) 6 (2%) nc
  1. Values are absolute frequencies (percentages). P-values from Fisher’s exact test; nc = not calculated (as total frequency in all participants < 20)