Table 2.

Gastrointestinal symptoms at baseline and after a 5-week Mediterranean diet intervention^a.

GSRS syndrome scoresb	Parkinson's disease (n = 8)		P-value
	Baseline	Intervention
Abdominal pain syndrome	1.52 ± 0.32	1.13 ± 0.06	0.13c
Diarrhea syndrome	1.10 ± 0.08	1.04 ± 0.04	1.00c
Constipation syndrome	2.25 ± 0.48	1.54 ± 0.31	0.04*
Indigestion syndrome	1.69 ± 0.21	1.41 ± 0.15	0.02*
Reflux syndrome	1.31 ± 0.25	1.06 ± 0.06	0.50c

^aGSRS, Gastrointestinal Symptom Rating Scale. Baseline vs. Intervention for the PD group was also compared using a paired t-test, unless otherwise indicated.

^*P < 0.05.

^bSymptoms for each syndrome are scored on a rating scale of 1 = no discomfort at all to 7 = very severe discomfort. Abdominal pain symptoms included abdominal pain, hunger pains, and nausea. Diarrhea symptoms included diarrhea, loose stools, and urgent need to defecate. Constipation symptoms included constipation, hard stools, and feeling of incomplete evacuation. Indigestion symptoms included rumbling, bloating, burping and gas. Reflux symptoms included heartburn and acid regurgitation.

^cCompared using the non-parametric Wilcoxon Signed-Rank test.

Bolded values indicate significance.