Faecal pyruvate kinase isoenzyme type M2 for colorectal cancer screening: A meta-analysis

Table 3 Published sensitivities of the faecal pyruvate kinase isoenzyme type M2 test for colorectal cancer

Reference	n (%)
Hardt et al[46], 2004	60 (73)
Naumann et al[45], 2004	27 (85.2)
Kloer et al[50], 2005	147 (79.6)
McLoughlin et al[51], 2005	35 (97)
Vogel et al[44], 2005	22 (77)
Shastri et al[7], 2006	74 (81.1)
Tonus et al[41], 2006	54 (78)
Haug et al[33], 2007	65 (68)
Mulder et al[35], 2007	52 (85)
Koss et al[8], 2008	32 (81)
Shastri et al[31], 2008	55 (78.2)
Schmidt et al[53], 2009	81 (80.3)
Sum	704
mean ± SD	80.3 ± 7.1

n: Number of colorectal cancer samples; %: Sensitivity.