Comparison 1. Visual interventions versus any control.

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
1.1 Activities of daily living: persisting effects	2	55	Std. Mean Difference (IV, Fixed, 95% CI)	‐0.04 [‐0.57, 0.49]
1.1.1 CBS	1	21	Std. Mean Difference (IV, Fixed, 95% CI)	0.00 [‐0.86, 0.86]
1.1.2 FIM	1	34	Std. Mean Difference (IV, Fixed, 95% CI)	‐0.07 [‐0.75, 0.62]
1.1.3 BI	0	0	Std. Mean Difference (IV, Fixed, 95% CI)	Not estimable
1.2 Activities of daily living: immediate effects	3	75	Std. Mean Difference (IV, Fixed, 95% CI)	‐0.15 [‐0.60, 0.30]
1.2.1 CBS	2	36	Std. Mean Difference (IV, Fixed, 95% CI)	0.02 [‐0.64, 0.67]
1.2.2 FIM	1	39	Std. Mean Difference (IV, Fixed, 95% CI)	‐0.30 [‐0.94, 0.33]
1.3 Neglect outcomes: persisting effects	5	98	Std. Mean Difference (IV, Fixed, 95% CI)	0.07 [‐0.33, 0.48]
1.3.1 Target cancellation	2	33	Std. Mean Difference (IV, Fixed, 95% CI)	0.41 [‐0.30, 1.11]
1.3.2 Line bisection	0	0	Std. Mean Difference (IV, Fixed, 95% CI)	Not estimable
1.3.3 BIT behavioural subtest	3	65	Std. Mean Difference (IV, Fixed, 95% CI)	‐0.09 [‐0.59, 0.40]
1.4 Neglect outcomes: immediate effects	7	142	Std. Mean Difference (IV, Fixed, 95% CI)	0.08 [‐0.26, 0.42]
1.4.1 Target cancellation	3	46	Std. Mean Difference (IV, Fixed, 95% CI)	0.01 [‐0.58, 0.60]
1.4.2 Line bisection	1	28	Std. Mean Difference (IV, Fixed, 95% CI)	0.71 [‐0.06, 1.48]
1.4.3 BIT behavioural subtest	3	68	Std. Mean Difference (IV, Fixed, 95% CI)	‐0.14 [‐0.64, 0.35]