Correction to: Validity and reliability of serratus anterior hand held dynamometry

Correction to: BMC Musculoskelet Disord 2019 20:360

https://doi.org/10.1186/s12891-019-2741-7

Following publication of the original article [1], the authors reported that the headers in Table 2 in their paper were omitted. The original article [1] has been updated.

Table 2.

test-retest and interrater reproducibility of serratus anterior hand held dynamometer strenght testing

	Test (N)	Retest (N)	Diff test-retest (N)	95% LoA (N)	ICC3.1 agreement	SEM agreement	SDC agreement
	mean (SD)	mean (SD)	mean (SD)		(95% CI)	(N)	(N)
test-retest
Pos A	383.88 (77.65)	404.92 (84.96)	− 21.05 (60.22)	− 139.08; 96.98	0.712 (0.420; 0.871	44,10	122,40
Pos B	314.43 (75.1)	322.34 (82.34)	−7.90 (65.90)	− 137.06; 121.26	0.658 (0.324; 0.846)	45,80	127,00
Pos C	351,54 (100.36)	376.16 (93.55)	−24.62 (59.37)	− 140.99; 91.75	0.794 (0.490; 0.916)	44,52	123,40
	Tester JI	Tester HK	Diff Tester JI VS HK
	mean (SD)	mean (SD)	mean (SD)
Interrater
Pos A	383.88 (77.65)	340.44 (82.95)	43.43* (92.74)	− 138.34; 225.20	0.794; (0.552; 0.912)	55,80	196,80
Pos B	314.43 (75.10)	264.21 (61.76)	50.21* (78.85)	− 104.34; 204.76	0.277 (−0.089; 0.605)	55,80	154,50
Pos C	351.54 (100.36)	265.10 (40,0))	86.48* (86.21)	−82.49; 255.45	0.226 (−0.107; 559)	85,31	236,47

Legend: ICC 3.1 intraclass correlation coefficient model 3.1, 95%CI 95% confidence interval, LL Lower limit, UL upper limit

N Newton, SD Standard deviation, Diff Difference, LoA limits of agreement, ICC Intraclass correlation coefficient, CI Confidence interval, SEM Standard error of measurement, SDC Smallest detectable change, % percentage

*: p < 0.001

The correct Table 2 is shown below.