Table 2.

ATRS in the modified intention-to-treat population

	Plaster cast		Functional brace		Between-group difference (95% CI)		p value
	n	ATRS, mean (SD)	n	ATRS, mean (SD)	Unadjusted	Adjusted*
8 weeks	234	35·3 (20·1)	240	40·3 (17·8)	4·98 (1·3 to 8·7)	5·53 (2·0 to 9·1)	0·0024
3 months	229	44·4 (21·1)	244	45·6 (20·4)	1·23 (−2·5 to 4·9)	1·76 (−1·8 to 5·3)	0·34
6 months	224	63·9 (21·4)	235	63·5 (23·0)	−0·44 (−4·2 to 3·3)	0·35 (−3·3 to 4·0)	0·85
9 months	244	74·4 (19·8)	259	72·8 (20·4)	−1·65 (−5·2 to 1·9)	−1·38 (−4·9 to 2·1)	0·44

The analysis was based on a mixed effects model with repeated measures from all timepoints. ATRS=Achilles tendon rupture score.

^*ATRS analysis adjusted for recruitment centre, age, gender, and baseline ATRS with repeated observations within participant.