Table 1. Users of Anesthesiologist app and properties of their practice,^a 1 October 2018 to 30 June 2020 .

Properties of app user and their practice	No. (%)
User characteristics, if provided (n = 50 989)b
Physician attending or consultant	13 198 (25.9)
Physician resident, fellow or registrar	10 904 (21.4)
Certified registered nurse anaesthetist or anaesthesiologist assistant	12 748 (25.0)
Certified registered nurse anaesthetist or trainee anaesthesiologist assistant	2 367 (4.6)
Technically trained in anaesthesia	1 408 (2.8)
Anaesthesia technician	3 089 (6.1)
Medical student	2 282 (4.5)
Nurse	1749 (3.4)
Paramedic emergency medical technician	1 089 (2.1)
Respiratory therapist	381 (0.7)
Pharmacist	447 (0.9)
Other medical practitioner	817 (1.6)
Not medical practitioner	510 (1.0)
Practice model, if provided (n = 22 315)b
Physician only	6 835 (30.6)
Physician supervised, anaesthesiologist onsite	9 300 (41.7)
Physician supervised, non-anaesthesiologist physician onsite	2 077 (9.3)
Physician supervised, no physician onsite	1 319 (5.9)
No physician supervision	1 519 (6.8)
Not an anaesthesia provider	1 265 (5.7)
Practice type, if provided (n = 23 586)b
Private clinic or office	4 638 (19.7)
Local health clinic	2 166 (9.2)
Ambulatory surgery centre	1 525 (6.5)
Small community hospital	2 933 (12.4)
Large community hospital	6 413 (27.2)
Academic department or university hospital	5 911 (25.1)
Practice size, if provided (n = 28 090)b
Single practitioner for a large area	7 890 (28.1)
One of several practitioners in the area	5 445 (19.4)
Group practice size (members)
1–5	3 710 (13.2)
> 5–10	2 930 (10.4)
> 10–25	2 731 (9.7)
> 25–50	2 219 (7.9)
> 50	3 165 (11.3)

App: mobile application.

^a Mean length of practice, 13.2 years (standard deviation: 13.4 years).

^b Completion of any part of the survey is not compulsory for users of the app.