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. 2012 Aug 28;7(8):e44094. doi: 10.1371/journal.pone.0044094

Figure 2. Forest plots from random-effects meta-analysis by risk factor.

Figure 2

a. Male circumcision/Muslim religion b. History of paying for sex (men) c. Multiple sexual partners (> = 2 versus 0–1) d. HSV-2 e. Syphilis f. Gonorrhea g. History of genital ulcer Footnotes: i) Study  =  first author, [reference #], year study was conducted. ii) Studies in table (author, publication year [reference #]): Becker, ML 2010 [71] , Becker, ML 2007 [13] , Brahme, R 2006 [72] , Brahme, R 2005 [73] , Dandona, L 2008 [11] , Decker, MR 2009 [74] , Gangakhedkar, RR 1997 [75] , George, S 1997 [76] , Kumar, R 2006 [4] , Kumarasamy, N 2010 [77] , Kumta, S 2010 [78] , Madhivanan, P 2005 [79] , Manjunath, P 2002 [80] , Mehendale, SM 1996 [81] , Mehta, SH 2006 [82] , Mishra, S 2009 [5] , Mukhopadhyay, S 2010 [83] , Munro, HL 2008 [12] , Nag, VL 2009 [84] , Jindal, N 2007 [85] , National Family Health Survey 3 (NFHS-3) 2006 [64] , Panda, S 2005 [86] , Ramesh, BM 2008 [87] , Reynolds, SJ 2003 [10] , Reynolds, SJ 2006 [7] , Rodrigues, JJ 1995 [88] , Samuel, NM 2007 [89] , Sarkar, K 2006 [90] , Schneider, JA 2010 [91] , Shahmanesh, M 2009 [92] , Shepherd, ME 2003 [93] , Shethwala, N 2009 [94] , Solomon, S 1998 [95] , Solomon, S 2010 [96] , Talukdar, A 2007 [16] . iii) For some studies missing cases are shown where effect estimates were available but counts were not calculable from the published study or available from the authors. Some studies may appear more than once due to separate estimates for men and women.