[Table], Evidence Table 17. Crossover trial execution description: Nitrates vs. calcium antagonists - An Evaluation of Beta-Blockers, Calcium Antagonists, Nitrates, and Alternative Therapies for Stable Angina

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Study	Year	Run-in period	Run-in period			Run-in period (weeks)	Treatment period (weeks)
Study	Year	Run-in period	Drug Used	No Drug	Placebo	Run-in period (weeks)	Treatment period (weeks)
Akhras	1989	✓		✓		1	2
Ankier	1989	✓			✓	1	4
Carboni	1992						1
Connelly	1995	✓	Nitroglycerin PRN			1	3
de Vries	1994	✓			✓	2.5	4
Eldridge	1987	✓	Nitroglycerin PRN			2	4
Emanuelsson	1989	✓			✓	2	2
Friedensohn	1991	✓	Only nitrates allowed			1	2
Liang	1985	✓			✓	2	6
Schneider	1988	✓		✓		0.5	2
Steffensen	1997	✓	Nitroglycerin PRN			2	5
von Arnim	1988		Unclear				1

An Evaluation of Beta-Blockers, Calcium Antagonists, Nitrates, and Alternative Therapies for Stable Angina.

Evidence Reports/Technology Assessments, No. 10.

Heidenreich PA, McDonald KM, Hastie T, et al.

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