Kelley GA, Kelley KS, Callahan LF. Community-deliverable exercise and anxiety in adults with arthritis and other rheumatic diseases: a systematic review with meta-analysis of randomised controlled trials. BMJ Open 2018;8:e019138. doi: 10.1136/bmjopen-2017-019138

The original version of this manuscript contained an error in table 4.

Negative signs were missing from confidence intervals that have been replaced in the updated version provided below:

Variable	ES (n)	Participants (n)	(95% CI)	Q (P)	I 2(95% CI)	τ2
Primary outcome
Anxiety	16	883	−0.40 (−0.65 to −0.15)*	40.3 (<0.001)**	62.8 (36.2 to 78.3)	0.14
Secondary outcomes
Physical function	12	677	0.66 (0.34 to 0.97)*	36.0 (0.0002)**	69.4 (44.5 to 83.1)	0.19
Pain	15	803	−0.62 (−1.12 to −0.11)*	128.6 (<0.001)**	89.1 (83.7 to 92.7)	0.75
QOL	13	730	0.63 (0.35 to 0.91)*	32.4 (0.001)**	63.0 (32.7 to 79.7)	0.15
Depression	15	813	−0.38 (−0.67 to −0.10)*	46.3 (<0.001)**	69.7 (48.6 to 82.2)	0.20
VO2max (mL/kg/min)	7	346	2.01 (0.85 to 3.2)*	20.2 (0.003)**	70.3 (35.0 to 86.4)	1.40
Muscular strength	6	261	0.59 (0.33 to 0.85)*	3.9 (0.6)	0 (0 to 67.1)	0

*Statistically significant (two-tailed alpha value ≤0.05 and non-overlapping 95% CI).

**Statistically significant (alpha value ≤0.10).

, mean effect size; ES, effect size; Q (P), Cochran Q statistic and alpha value for Q; QOL, quality of life; VO_2max, maximum oxygen consumption.