Table 4

BIS non-planning impulsivity score: effect sizes
Study BD group Control group Effect size
Mean (SD) Mean (SD)
Ekinci et al. (2011) N = 71 N = 50 2.38
28.11 (2.86) 21.39 (2.70)
Etain et al. (2013)a N = 385 N = 185 0.52
26.0 (5.1) 23.5 (4.1)
Henna et al. (2013) N = 54 N = 136 1.49
26.6 (6.0) 19.7 (4.1)
Lewis et al. (2009) N = 36 N = 30 0.08
23.9 (4.4) 23.5 (5.2)
Lombardo et al. (2012) N = 54 N = 49 1.55
28.0 (5.5.) 20.3 (4.4)
Peluso et al. (2007) N = 12 N = 51 2.00
31.2 (6.8) 22.6 (3.7)
Strakowski et al. (2010) N = 28 N = 35 0.90
24 (5) 20 (4)
Swann et al. (2003) N = 22 N = 35 1.24
29.0 (6.2) 22.4 (4.8)
Swann et al. (2004) N = 15 N = 37 0.83
26.8 (5.8) 22.6 (4.7)

aMeans obtained from author as not reported in original paper.

Newman and Meyer

Newman and Meyer International Journal of Bipolar Disorders 2014 2:2   doi:10.1186/2194-7511-2-2

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