Table 1. ICF length (in number of words), Flesch scores and statistically significant differences between types and contexts of studies.

		Text length Flesch score
		N	Median	[25e; 75e]	p	Median	[25e; 75e]	p
Goal of the trial	Therapeutic	166	1571	[1055; 2499]	<0.05	24	[21; 28]	<0.05
	Epidemiological	58	1143	[890; 1354]		26	[21; 29]
	Pathophysiological	51	1121	[900; 1309]		22	[20; 26]
Sponsor	Institutional	244	1251	[941; 1673]	<0.05	24	[21; 28]	<0.05
	Industrial	31	2809	[1503; 4231]		26	[21; 30]
New French legislation	Before	161	1149	[897; 1515]	<0.05	25	[21; 28]	NS
	After	114	1529	[1192; 2353]		24	[21; 27]
Invasive tests	Yes	124	1404	[1084; 2151]	<0.05	24	[21; 28]	NS
	No	151	1273	[895; 1561]		25	[21; 28]
Life threatening procedure	Yes	147	1450	[1048; 2245]	<0.05	24	[21; 28]	NS
	No	128	1214	[920; 1517]		25	[21; 28]
Randomization	Yes	111	1575	[1066; 2729]	<0.05	25	[21; 29]	<0.05
	No	164	1214	[954; 1516]		24	[21; 28]

One standard page contains around 250 words. ICF: Information and Consent Form. NS: Not statistically significant.