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Table 1. Characteristics of the available meta‐analyses of non‐randomised studies

Meta‐analyis

Setting

Number of studies

Number participants

Rosen 1991

Studies from USA; published 1982‐1989

31

11417

Boulvain 1997

Studies conducted in Sub‐Saharan Africa; published after 1970

17

4500

Mozurkewich 2000

Studies conducted in "high income" countries; published 1989‐1999

15

47682

Guise 2003

Studies conducted in "high income" countries; published after 1980

48

634,929

Dodd 2004

Truly prospective studies where clear that all women would have been eligible to attempt vaginal birth after caesarean section

2

449

Figures and Tables -
Table 1. Characteristics of the available meta‐analyses of non‐randomised studies
Table 2. Clinical outcomes from reported meta‐analyses

Outcome

Rosen

Boulvain

Mozurkewich

Guise

Dodd

Febrile morbidity

TOL ‐ 0.096 ERC ‐ 0.173

Figures not separated

TOL ‐ 0.043 ERC ‐ 0.055

TOL ‐ 0.086‐0.097 ERC ‐ 0.066‐0.068

Figures not reported

Uterine dehiscence or rupture

TOL ‐ 0.018 ERC ‐ 0.019

Figures not separated

TOL ‐ 0.0039 ERC ‐ 0.0016

TOL ‐ 0.0027 ERC ‐ not reported

TOL ‐ 0.012 ERC ‐ 0.0

Low Apgar score

TOL ‐ 0.024 ERC ‐ 0.016

Figures not separated

TOL ‐ 0.022 ERC ‐ 0.009

Figures not reported

TOL ‐ 0.042 ERC ‐ 0.008

Perinatal death

TOL ‐ 0.018 ERC ‐ 0.01

Figures not separated

TOL ‐ 0.0058 ERC ‐ 0.0034

TOL ‐ 0.0013‐0.009 ERC ‐ 0.0001‐0.005

TOL ‐ 0.0077 ERC ‐ 0.0

Maternal death

TOL ‐ 0.0028 ERC ‐ 0.00024 ERC ‐ 0.00024

Figures not separated

TOL ‐ 0.00011 ERC ‐ 0.0

Figures not reported

TOL ‐ 0.0 ERC ‐ 0.0

Figures and Tables -
Table 2. Clinical outcomes from reported meta‐analyses
Table 3. Original articles included in meta‐analyses

Meta‐analysis

Included studies

Rosen 1991

Flamm 1984; Eglinton 1984; Whiteside 1983; Duff 1988; Martin 1983; Mootabar 1984; Jarrell 1985; Phelan 1987; Hadley 1986; Eriksen 1989; Ollendorf 1988; Phelan 1989; Phelan 1984; Yeh 1984; Meier 1982; Sliver 1987; Flamm 1987; Horenstein 1985; Pruett 1988; Paul 1985; Beall 1984; Horenstein 1984; Stovall 1987; Tahilramaney 1984; Flamm 1988; Pruett 1988a; Veridiano 1989; Graham 1984; Novas 1989; Finley 1986; Yetman 1989; Sarno 1989; Hangsleben 1989

Boulvain 1997

Harrison 1985; Mock 1991; Nyirjesy 1992; Picaud 1990; van der Wijden 1993; van Roosmalen 1991; Wadhawan 1983; Walton 1978; Egwuatu 1990; Ojo 1989; Tshilombo 1991; De Muylder 1988; Granja 1991; Okpere 1982

Mozurkewich 2000

Eriksen 1989; Phelan 1989; Roumen 1990; Iglesias 1991; Paterson 1991; Troyer 1992; Raynor 1993; Abitbol 1993; Flamm 1994; Granovsky‐Grisaru 1994; McMahon 1996; Hook 1997; Obara 1998; Swaim 1998; Rageth 1999

Guise 2003

Meir 1982; Martin 1983; Paul 1985; Phelan 1987; Stovall 1987; Duff 1988;Flamm 1988; Flamm 1994; McMahon 1996; Smith 2002

Dodd 2004

Iglesias 1991; Abitbol 1993

Figures and Tables -
Table 3. Original articles included in meta‐analyses