Table 4.

An overview of published data using custom jigs that reported total frontal knee alignment within ±3° of ideal

Author, year	Method (Manufacturer)	Evaluation method	N	Percentage of knees within ±3° of ideal
Koeck et al. 2011 [25]	iUni (Conformis)	postop x-ray	32	100
Yaffe et al. 2012 [44]	PSI (Zimmer)	postop x-ray	95	83
Chareancholvanich et al. 2013 [6]	PSI (Zimmer)	CT scanner, scout view	40	97
Daniilidis and Tibesku 2013 [12]	Visionaire (Smith & Nephew)	postop x-ray	100	89
Nam et al. 2013 [29]	Signature (Biomet)	postop x-ray	41	71
Bali et al. 2012 [1]	Visionaire (Smith & Nephew)	postop x-ray	32	91
Nunley et al. 2012 [32]	Signature (Biomet)	CT scanner, scout view	50	82
Nunley et al. 2012 [32]	OtisMed (Stryker)	CT scanner, scout view	50	56
Barrack et al. 2012 [2]	Signature (Biomet)	CT scanner, scout view	100	69
Ng et al. 2012 [30]	Signature (Biomet)	postop x-ray	569	86
Nunley et al. 2012 [32]	Signature (Biomet)	CT scanner, scout view	57	74
Johnson et al. 2011 [22]	Trumatch (DePuy)	postop x-ray	35	72
Spencer et al. 2009 [38]	OtisMed (Stryker)	CT scanner	21	90
Boonen et al. 2012 [5]	Signature (Biomet)	postop x-ray	40	71
Lustig et al. 2013 [26]	Visionaire (Smith & Nephew)	intraoperative navigation	60	79
current study	Visionaire (Smith & Nephew)	postop x-ray	150	91