Table 1.

Overview of the Study Population

CharacteristicFemaleMaleP Value
Patients, n10,541 (57.1%)7,915 (42.9%)
Patients' age in years, mean (SD)43.4 (23.1)42.3 (23.9)<0.001§
Patient years,* n78,954 (52.3%)75,734 (47.7%)
Unique EoC, n21,025 (61.4%)13,243 (38.6%)
EoC with intervention
    No intervention3,218 (15.3%)1,827 (13.8)
    ≥1 intervention17,807 (84.7%)11,416 (86.2%)<0.001
EoC with final diagnosis
    Disease diagnosis7,470 (35.5%)4,924 (37.2%)0.002
    Symptom diagnosis13,555 (64.5%)8,319 (62.8%)
Encounters within an EoC
    1 encounter13,619 (64.8%)8,697 (65.7%)0.090
    >1 encounter7,406 (35.2%)4,546 (34.3%)
RFE per EoC
    1 RFE14,739 (70.1%)9,839 (74.3%)<0.001
    >1 RFE6,286 (29.9%)3,404 (25.7%)
EoC with comorbidities, n8,282 (39.4%)5,295 (43.7%)0.271
    Cardiovascular disease5,741 (27.3%)3,827 (28.9%)0.001
    Asthma and/or COPD3,106 (14.8%)1,998 (15.1%)0.427
    Malignancies1,684 (8.0%)979 (7.4%)0.038
  • Abbreviations: COPD, chronic obstructive pulmonary disease; EoC, episode of care; RFE, reason for encounter; SD, standard deviation.

  • * The cumulative years included patients were at risk of an incident common somatic symptom.

  • χ2 test.

  • § Independent t-test.