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. Author manuscript; available in PMC: 2017 Jun 26.
Published in final edited form as: Mov Disord. 2016 Nov 10;32(3):397–404. doi: 10.1002/mds.26864

TABLE 3.

Evolution of anhidrosis on repeat thermoregulatory sweat test and postganglionic sudomotor axon reflex testing

Initial evaluation Second evaluation Third evaluation
Evolution of TST
 Number with repeat TST 29 29 12
 Time from symptom onset to evaluation, years 3.1 (2.0–5.7) 5.2 (3.4–7.4) 6.5 (4.8–8.5)
 Abnormal TST 23 (79) 28 (97) 12 (100)
 Mean percentage anhidrosis (standard deviation) 23.0 (32.2) 31.2 (27.6) 47.5 (35.4)
Evolution of postganglionic sudomotor axon reflex testing
 Number with repeat QSART 24 24 10
 Time from symptom onset to evaluation, years 3.6 (1.5–5.8) 5.4 (3.5–7.0) 6.7 (4.5–8.1)
 Abnormal postganglionic sudomotor axon reflex testing 7 (29) 10 (42) 6 (60)

Values displayed are frequency (percent) for categorical variables and median (interquartile range) for continuous variables unless otherwise stated. QSART, quantitative sudomotor axon reflex test; TST, thermoregulatory sweat test.