Table 2.

Conformity with missing data-related CONSORT items by year of trial publication

	Year of publication
CONSORT items	2008–2009 n = 23	2010–2013 n = 28	P value	All N = 51
Sample size statement given
Yes	20 (87 %)	23 (82 %)	0.638	43 (84 %)
Dropout planned fora	4 (20 %)	5 (22 %)	0.965	9 (21 %)
Flow diagram given
Yes	17 (74 %)	26 (93 %)	0.064	43 (84 %)
Sample size and flow diagram given	16 (70 %)	21 (75 %)	0.689	37 (73 %)
ITT analysis stated	20 (87 %)	24 (86 %)	0.898	44 (86 %)
Used sensitivity analysis
Yes	5 (22 %)	9 (32 %)	0.4261	14 (27 %)

^aA percentage of anticipated dropouts were included in the power calculations