Study	Reason for exclusion
Alvarez 1988	Pseudorandomization methodology based on odd or even year of birth
Berkeley 1986	Postpartum women not identified, postpartum endometritis not defined
Briggs 1989	This study compared 2 approaches to thrice‐daily dosing for gentamicin, based on calculated body mass versus adjustments based on peak and trough serum measurements, and compared 2 different dosing regimens. Although outcomes measured included nephrotoxicity, hospital stay, duration of treatment and costs, treatment failures were not reported
Crombleholme 1987	Of the 44 women enrolled in this study, only 5 women had endomyometritis; the results for this group were not given separately
Cunningham 1978	Pseudorandomization methodology based on last digit of medical record number
Dinsmoor 1991	Exclusions after randomization were more than 20%
Duff 1982	Pseudorandomization methodology based on odd or even medical record number
Faro 1987a	Exclusions after randomization were more than 20%
Faro 1987b	Exclusions after randomization were more than 20% in the control group
Fernandez 1993	This was not a study of treatment of postpartum endometritis, but a study of antibiotic prophylaxis for vaginal birth to prevent postpartum endometritis
Gall 1981	Eligible participant included women with postpartum endometritis (31/47) as well as pelvic inflammatory disease and postoperative infection; outcomes, however, were not given for the endometritis group separately
Gonik 1992	Antibiotic regimens' dose and frequency were not described
Hemsell 1988	This study included postpartum women. However, endometritis was not defined, and women treated for endometritis were not analyzed separately
Hemsell 1997	Exclusions were more than 20% after randomization
Knuppel 1988	Participants not identified as postpartum. Postpartum endometritis not defined
Kreutner 1979	Study of prophylaxis rather than treatment of postpartum endometritis
Lancheros 1997	This is a published abstract. The number of women in each treatment group was not given
Malik 1996	This study looked at rates of endometritis in women with premature rupture of membranes, rather than treatment of postpartum endometritis
Marshall 1982	Postpartum women not identified
Pastorek 1987a	Observational study
Pastorfide 1987	Not a study of treatment of postpartum endometritis
Perry 1999	Participants were randomized to receive either high‐ or low‐dose ampicillin/sulbactam; this study has not been included because of the similarity of these regimens
Pond 1979	Pseudorandomization methodology based on odd or even medical record number
Resnik 1994	Exclusions after randomization were more than 20% in the control group
Rosene 1986	Actual numbers not provided
Sen 1980	Exclusions after randomization were more than 20%
Sorrell 1981	Exclusions after randomization were more than 20%
Sweet 1988	Participants not identified as postpartum. Postpartum endometritis not defined
Turnquest 1998	Study of prevention (prophylaxis) rather than treatment
Wager 1980	Not randomized