Table 1.

Epidemiological data and vitamin plasma levels

	LCIG n = 8	Oral n = 13	p‐value
Gender [m/f]	5/3	6/7	.55
Age [years]	69,8 ± 6,7	72,8 ± 6,8	.27
PD duration [years]	19,5 ± 6	13,7 ± 9,4	.06
Hoehn & Yahr	4 ± 1,3	4 ± 0,7	.63
UPDRS part III	21,8 ± 16,3	28,7 ± 13,9	.35
LDD [mg/day]	2,342 ± 956	865.8 ± 567	.0021
LEDD [mg/day]	2,360 ± 1,064	1,051 ± 662	.0034
LCIG duration [months]	37,4 ± 32,2	n/a	n/a
LDD increase with LCIG [mg/day]	963,1 ± 740,8	n/a	n/a
Pyridoxine [3.6–18 μg/L]	2.4 ± 1.4	5.5 ± 3.5	.01
Cobalamin [191–663 ng/L]	267.3 ± 85	321.4 ± 143.5	.48
Folate [4.6–18.7 μg/L]	7.8 ± 4.0	8.1 ± 3.0	1
Homocysteine [6.3–15.1 μmol/L]	33.7 ± 25	22.2 ± 6.9	.34