Is Weight-Bearing Asymmetry Associated with Postural Instability after Stroke? A Systematic Review

Table 3

Reporting of confounding bias in individual studies [23].

	Van Asseldonk et al. (2006) [29]	Mansfield et al. (2011) [10]	Mansfield et al. (2012) [30]	Marigold et al. (2004) [26]	Marigold and Eng (2006) [25]	Pereira et al. (2010) [27]	Peurala et al. (2007) [28]	Roerdink et al. (2009) [24]	Sackley (1991) [8]	Number of studies satisfied criteria
(1) Reporting of reasons why potential confounders are selected for analysis	0	0	1	0	1	0	0	0	0	2
(2) Reporting of reasons to include confounders in final model	0	0	1	0	1	0	0	0	0	2
(3) Reporting of characteristics of key confounders	0	0	1	0	0	0	0	0	0	1
(4) Any method used to control for confounding	0	0	1	1	0	0	0	1	0	3
(5) Reporting of both crude and adjusted effect estimate	0	0	1	0	0	0	0	0	0	1
(6) Comment on likelihood of unobserved confounding	1	0	1	0	1	1	0	0	1	5
(7) Reporting of a qualitative statement on the direction of the potential effect of unobserved confounding	0	0	1	0	1	0	0	0	0	2
(8) Sensitivity analysis used to estimate potential impact of unobserved confounding	0	0	0	0	0	0	0	0	0	0
Total score	1	0	7	1	4	1	0	1	1