Systemic review and network meta-analysis: Prophylactic antibiotic therapy for spontaneous bacterial peritonitis

Table 2 JADAD and Cochrane meta-analysis bias scores

Study	1 Was the study describ-ed as randomiz-ed?	2 Was the randomi-zation scheme describ-ed and appropriate?	3 Was the study describ-ed as double-blind?	4 Was the method of double blinding appropri-ate?	5 Was there a descrip-tion of dropouts and withdra-wals?	Total JADAD Score	Sequen-ce genera-tion (for arm randomi-zation)	Alloca-tion conceal-ed	Blinding of outcom-es	Incomple-te outcome data address-ed	ITT	Sample size calcula-tion
Ginés et al[46]	O	NA	O	O	O	4	X	X	O	O	O	O
Singh et al[52]	O	NA	X	NA	X	1	?	?	X	?	O	X
Novella et al[47]	O	NA	X	NA	O	2	?	?	X	?	O	X
Grangé et al[48]	O	NA	O	NA	O	3	?	?	?	O	O	O
Alvarez et al[53]	O	NA	X	NA	X	1	O	O	X	?	?	X
Fernández et al[49]	O	O	O	NA	O	4	O	O	O	O	O	O
Terg et al[45]	O	O	O	NA	O	4	O	O	O	O	O	O
Lontos et al[54]	O	O	X	NA	O	3	O	X	X	O	O	O
Mostafa et al[34]	O	NA	X	NA	X	1	O	X	X	?	O	O
Elfert et al[35]	O	O	X	NA	O	3	O	X	X	?	O	O
Assem et al[33]	O	O	X	NA	O	3	O	X	X	?	O	O
Yim et al[51]	O	O	X	NA	O	3	O	X	X	?	O	O
Moreau et al[50]	O	O	O	O	O	5	O	O	O	O	O	O

ITT: Intention to treat; NA: Not applicable.