Table 4. Systematic review inclusion, feasibility, and pragmatism in clinical trials.

Characteristic	N=248
Prior systematic review, n (%)
Systematic review is cited	192.0 (77.4)
Not cited or performed	56.0 (22.6)
Non-feasibility reason, n (%)
Study was feasible	192.0 (77.4)
No reason provided	44.0 (17.7)
Attrition	7.0 (2.8)
Low recruitment speed	5.0 (2.0)
Pragmatism violation*, n (%)
Single-centered trial	220.0 (88.7)
Blinding of assessors	185.0 (74.6)
Placebo-controlled	45.0 (18.1)
No pragmatism violation	12.0 (4.8)

^*One study had two pragmatism violations, resulting in a total N=462 for this section.