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Table 4 Distribution of ultrasound exams by type, stratified by patient sex, and frequency of GPs performing it, over 15 years

From: The use of ultrasound in primary care: longitudinal billing and cross-sectional survey study in Switzerland

  Frequency of ultrasound exams
Patients
GPs a
Type of ultrasound Females
n = 76′449
n (%)
Males
n = 53′796
n (%)
Total
n = 130′245
n (%)
n = 104
n (%)
 Head and neck 4′399 (5.75) 1′791 (3.33) 6′190 (4.75) 66 (63.46)
 Breast and axilla 248 (0.32) 7 (0.01) 255 (0.20) 13 (12.50)
 Abdomenb 42′984 (56.23) 46′140 (85.77) 89′124 (68.43) 101 (97.12)
 Vessels with Doppler 500 (0.65) 500 (0.93) 1000 (0.77) 30 (28.85)
 Musculoskeletal and soft parts 5′222 (6.83) 5′242 (9.74) 10′464 (8.03) 66 (63.46)
 Rectal and/or vaginal endosonography 20′394 (26.68) 46 (0.09) 20′440 (15.69) 26 (25.00)
 Pregnancy related 2′484 (3.25) 2′484 (1.91) 18 (17.31)
 Interventional 218 (0.29) 70 (0.13) 288 (0.22) 14 (13.46)
  1. A dash (−) denotes that there were no observations under this group
  2. aTotal percentage does not add to 100, many GPs performed more than one type. Ultrasound type is organized according to Tarmed classification
  3. bAbdominal ultrasound includes urogenital and transabdominal exams