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. 2020 Dec;17(12):1576–1582. doi: 10.1513/AnnalsATS.202005-521OC

Table 3.

Impact of the coronavirus outbreak on routine clinic operations

  Relative to the Outbreak
Before After
Clinical visits    
 Typical number of weekly outpatient visits, median (IQR) 30 (20–45) 12 (5–25)
 Centers with routine use of formal telephone visits, n (%) 4 (7) 48 (83)
 Centers with routine use of video-enabled visits, n (%) 5 (9) 54 (93)
Testing (n = 55 centers responding), n (%)    
 Centers obtaining fewer echocardiograms Ref 50 (91)
  Of these, centers with 60–99% reduction   30 (60)
  Of these, centers with total cessation   5 (10)
 Centers obtaining fewer RHCs Ref 49 (89)
  Of these, centers with 60–99% reduction   34 (69)
  Of these, centers with total cessation   4 (8)
 Centers obtaining fewer CTPAs Ref 35 (64)
  Of these, centers with 60–99% reduction   18 (51)
  Of these, centers with total cessation   5 (14)
 Centers obtaining fewer V˙/Q˙ scans Ref 50 (91)
  Of these, centers with 60–99% reduction   23 (46)
  Of these, centers with total cessation   12 (24)
 Centers that have switched to Q scans only Ref 21 (38)
Treatment (n = 56 centers responding), n (%)    
 Centers limiting new oral therapy prescriptions Ref 10 (18)
  Of these, centers with 60–99% reduction   2 (20)
  Of these, centers with total cessation   0 (0)
 Centers limiting new i.v./s.c. prescriptions Ref 17 (30)
  Of these, centers with 60–99% reduction   5 (29)
  Of these, centers with total cessation   3 (18)
 Centers with fewer transplant referrals Ref 15 (27)
  Of these, centers with 60–99% reduction   2 (13)
  Of these, centers with total cessation   3 (20)

Definition of abbreviations: CTPA = computed tomographic pulmonary angiogram; IQR = interquartile range; i.v. = intravenous; Q = perfusion; Ref = referent; RHC = right heart catheterization; s.c. = subcutaneous; V˙/Q˙ = ventilation–perfusion.