Table 3.

Diagnostic journey in POTS patients

	Number (%) or mean (SD)
Misdiagnosed prior to POTS diagnosis	3421 (75%)
POTS diagnosis suggested by patient	1557 (34%)
Number of physicians seen prior to diagnosis	7 (11)
Number of ED visits prior to diagnosis	9 (16)
Specialty of physician who made diagnosis
Cardiologist	1973 (41%)
Cardiac electrophysiologist	696 (15%)
Neurologist	889 (19%)
Family physician	392 (8%)
Emergency room physician	79 (2%)
Rheumatologist	74 (2%)
Other	711 (15%)

Emergency department, ED. The total number of respondents to this question was 4760. Additional physicians who made the diagnosis under the category ‘other’ included nephrologists, gynaecologists, otolaryngologists and unsure/not specified.