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. 2012 May 3;7(5):e36294. doi: 10.1371/journal.pone.0036294

Table 2. Characteristics of studies investigating human papillomavirus (HPV) 16 infection in oral squamous cell carcinoma (OSCC) and control samples.

Year Authors Method OSCC Controls
Pos Neg Pos Neg
1994 T Zhang et al PCR 4 2 0 10
1996 L Lei et al PCR 8 15 2 6
1998 WT Gao et al PCR 29 11 1 39
1998 WL Chen et al PCR 11 10 3 18
1998 ZJ Tao et al PCR 12 6 0 30
2000 JQ Bu et al PCR 23 27 0 5
2000 W Hou et al dot blot hybridization 16 16 0 10
2001 ZQ Lin et al PCR 28 38 1 11
2004 H Zheng et al PCR 10 10 2 14
2006 QY Wei et al dot blot hybridization 13 21 4 17
2006 XF Tang et al PCR 10 20 0 5
2008 AE He et al PCR 5 11 0 4

Pos: Positive; Neg: Negative.