2. Adverse Events for Included Studies (Peto Odds Ratio < 1 favours ropinirole).

Study (Number)	Nausea	Postural Hypotension	Hallucinations	Confusion	Dyskinesia	Sleep Disorder	Somnolence	Vivid Dreams	Insomnia
Brunt (139)	n/a	n/a	n/a	n/a	n/a	n/a	n/a	n/a	n/a
Im (76)	0.43	1.05	7.80	7.80	2.32	n/a	n/a	1.48	1.61
Murayama (267)	0.51	1.54	0.63	7.62	1.02	7.56	0.52	n/a	n/a
Total (482)	0.50	1.38	0.76	7.68	1.51	7.56	0.52	1.48	1.61
P value (Test for overall effect)	0.01	0.7	0.6	0.08	0.3	0.3	0.6	0.7	0.6