Reference | Reference interval (pmol/L) | Cut-off (pmol/L) |
---|---|---|
Abbott Laboratories (2006) | 37 | |
Abbott Laboratories (2011) | 35 | |
Al Aisari et al. (2010) | 9–123 | |
Aparicio-Ugarriza et al. (2014) | 20–50 (literature review) | |
Augoustides-Savvopoulou et al. (2007) | 35 | |
Axis-Shield and Abbott Laboratories (2006a) | 35 | |
Axis-Shield (2007a) | 35 | |
Axis-Shield (2007b) | 37 | |
Bamonti et al. (2010) | 40 | |
Black et al. (2006) | 23–100 | |
Brady et al. (2007) | 35 | |
Chen et al. (2005) | 46–356 | 30 |
Clarke et al. (2007) | 45 | |
Fragasso et al. (2012) | 35 | |
Goringe et al. (2006) | 16 (diagnostic), 38 (laboratory) | |
35 | ||
Heil et al. (2012) | 32 | |
Herbert (1987) | 22 | |
Herbert (1994) | 37 | |
35 | ||
Herrmann and Obeid (2007) | 40–70 “Grey zone” | |
Herrmann and Obeid (2008) | 35 | |
Herrmann and Obeid (2013) | 22–76 “Grey zone” | |
Herrmann et al. (2003a) | 35 | |
Herrmann et al. (2005) | 35 | |
Hooshmand et al. (2012) | 35 | |
Hvas and Nexo (2003) | 50 | |
Hvas and Nexo (2005) | 40 | |
Lee et al. (2009) | 42.48 | |
Lindemans et al. (2007) | 20–122 | |
Lindgren et al. (1999) | 35–160 | |
Lloyd-Wright et al. (2003) | <25 likely, >50 unlikely B12 deficiency | |
Lobreglio et al. (2008) | 35 | |
37 | ||
Loikas (2007) | 37–171 | |
Miller et al. (2006) | 35 | |
Morkbak et al. (2005) | 40, 11–41 (literature review) | 37 |
Morkbak et al. (2007) | 40–150 | |
Nexo et al. (2002a) | 40–150 | |
Nexo et al. (2002b) | 40–150 | |
Nexo and Hoffmann-Lücke (2011) | 40–200 | |
35 | ||
Palacios et al. (2013) | 35 | |
Pry (2006) | 37 | |
Refsum et al. (2006) | 42–157 | |
Remacha et al. (2014) | 33.5 | |
Schrempf et al. (2011) | 42 | |
Serefhanoglu et al. (2008) | 37 | |
Sobczyńska-Malefora et al. (2014) | 25–50 “poor predictor MMA” | |
Valente et al. (2011) | 20–30 “indeterminate zone” | 20 |
van Asselt et al. (2003) | 38–113 | |
Vanpoucke et al. (2007) | 37 | |
Woo et al. (2010) | 35 |