Table 1 Demographic data of participants (N = 74)

Women, n (%)

44 (59)

Men, n (%)

30 (41)

Age at first video assessment, years, mean ± SD

63.4 ± 8.2

Disease duration at first video assessment, years, mean ± SD

11.3 ± 5.0

HY stage at the medication-on state at first video assessment,

mean ± SD

2.6 ± 0.8

HY stage at the medication-off state at first video assessment,

mean ± SD

3.7 ± 1.1

MMSE score at first video assessment^a, mean ± SD

27.9 ± 2.0

LEDD score at first video assessment^b, mg, mean ± SD

847 ± 444

Patients who underwent DBS, n (%), mg, mean ± SD

42 (57%)

Patients who received LCIG, n (%)

2 (2.7%)

Patients who required assistance or used a cane at least once during the video recording, n (%)

31 (41.9%)