Table 1.

N-of-1 test for the treatment of coronary heart disease with impaired glucose regulation using Ginkgo biloba drop pills and simulant.

Study Period
		Enrolment	Allocation	Post allocation						Close-out
				Cycle 1		Cycle 2		Cycle 3
	Time Point	D-7 to D-0	0	Weeks 1-10	Weeks 11-20	Weeks 21-30	Weeks 31-40	Weeks 41-50	Weeks 51-58	Week 58
Enrollment	Eligibility Screen	×
	Informed consent	×
	Allocation		×
Intervention	Intervention Ginkgo biloba drop pills or Ginkgo biloba drop pills simulant			×	×	×	×	×	×	×
Assessment	Baseline variables	×
	Urine pregnancy test for women of childbearing age	×
	Physical examination	×								×
	Blood routine, urine routine, liver function, renal function, vital signs, ECG	×		×						×
	Blood glucose, blood lipids, SAQ, the angina symptom score, C-reactive protein	×		×	×	×	×	×	×	×

Note. The trial consisted of three cycles and was divided into six treatment periods. Patients receiving Ginkgo biloba drop pills and placebo treatment were randomized. There are 8 weeks for each treatment period and a 2-week washout period at the end of treatment.