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. Author manuscript; available in PMC: 2020 Apr 17.
Published in final edited form as: Ann Intern Med. 2019 Jun 4;171(1):1–9. doi: 10.7326/M18-3457

Table 1.

Contacts With Response, by Clinician Characteristics

Clinician Characteristics Clinicians, by Number of Contacts With Response, n (%)
0 1 2 Total
Waiver capacity
 30 patients
  NP or PA 19 (13) 22 (15) 109 (73) 150
  Physician 27 (29) 11 (12) 55 (59) 93
 100 patients 21 (11) 39 (20) 132 (69) 192
 275 patients 10 (9) 17 (15) 84 (76) 111
State
 District of Columbia 12 (32) 8 (22) 17 (46) 37
 Massachusetts 12 (11) 20 (19) 73 (70) 105
 Maryland 20 (20) 13 (13) 69 (68) 102
 New Hampshire 6 (8) 14 (19) 53 (73) 73
 Ohio 16 (12) 23 (17) 98 (72) 137
 West Virginia 11 (12) 11 (12) 70 (76) 92
Urban/rural location*
 Urban 66 (16) 72 (17) 286 (67) 424
 Rural 11 (9) 17 (14) 94 (77) 122
Years since initial waiver for physicians
 <6 (<median) 27 (15) 34 (19) 118 (66) 179
 ≥6 (≥median) 31 (14) 33 (15) 153 (71) 217
Total 77 (14) 89 (16) 380 (70) 546

NP = nurse practitioner; PA = physician assistant.

*

Each sampled clinic address was mapped to a Rural–Urban Commuting Area Code from the University of Washington Rural Health Research Center (http://depts.washington.edu/uwruca/ruca-data.php) and classified as urban or rural on the basis of its classification system.