Figure 5

Advanced maternal age and risk of stillbirths: evidence from observational studies Citation to the included studies: Abu-Heija 2000 [161], Astolfi 2002 [162], Astolfi 2005 [163], Blanco 1996 [138], Canterino 2004 [164], Cnattingius 1998 [143], Conde-Agudelo 2000 [196], Donoso 2003[166], Feldman 1992 [167], Feresu 2005 [168], Fretts 1995 [169], Fretts 1997 [170], Gadow 1991 [171], Gliniania 2005 [172], Haglund 1993 [173], Heimann 1993 [174], Jacobsson 2004 [147], Jolly 2000 [148], Khandait 2002 [175], Kristensen 2005 [176], Lammer 1989 [177], Miller 2005 [153], Naeye 1983 [178], Nybo 2000 [179], Pugliese 1997 [180], Rasmussen 2003 [181], Raymond 1994 [182], Reddy 2006 [183], Roman 2004 [184], Seoud 2002 [185], Sheiner 2000 [186], Tough 2002 [187], Viegas 1884 [188], Ziadeh 2002 [189], Ferraz 1991 [190], Little 1993 [191], Meda 1991 [192], Petridou 1996 [193], Smeeton 2004 [194], Stephansson 2001 [197]