Nonsteroidal anti-inflammatory drug effectivity in preventing post-endoscopic retrograde cholangiopancreatography pancreatitis: A systematic review and meta-analysis

Table 3 Description of 26 randomized controlled trials in relation to allocation, losses, blinding, prognosis, and JADAD

Ref.	Randomization	Allocation	Blinding	Losses	Prognosis	AIT	JADAD
Andrade et al[24], 2015	Yes	Yes	No	No	Homogeneous	Yes	3
Bhatia et al[6], 2011	Yes	Yes	No	No	Homogeneous	No	3
Cheon et al[10], 2007	Yes	Yes	Yes	Yes	Homogeneous	No	5
Döbrönte et al[7], 2014	Yes	No	No	Yes	Homogeneous	No	3
Elmunzer et al[25], 2012	Yes	Yes	Yes	No	Homogeneous	Yes	5
Hauser et al[11], 2016	Yes	Yes	Yes	No	Homogeneous	Yes	5
Ishiwatari et al[12], 2016	Yes	Yes	Yes	Yes	Homogeneous	No	3
Kato et al[31], 2017	Yes	Yes	Yes	No	Homogeneous	Yes	4
Kato et al[13], 2019	Yes	Yes	Yes	Yes	Homogeneous	No	5
Khoshbaten et al[14], 2008	Yes	Yes	Yes	No	Homogeneous	No	5
Leerhøy et al[15], 2016	Yes	No	No	No	Homogeneous	No	3
Levenick et al[26], 2016	Yes	Yes	Yes	No	Homogeneous	Yes	5
Li et al[27], 2019	Yes	Yes	Yes	Yes	Homogeneous	No	5
Lua et al[16], 2015	Yes	Yes	No	Yes	Homogeneous	Yes	3
Mansour et al[32], 2016	Yes	Yes	Yes	No	Homogeneous	Yes	4
Masjedizadeh et al[26], 2017	Yes	No	Yes	No	Homogeneous	Yes	4
Montaño et al[23], 2007	Yes	No	Yes	No	Homogeneous	No	3
Hosseini et al[28], 2016	Yes	Yes	Yes	No	Homogeneous	No	3
Murray et al[17], 2003	Yes	Yes	Yes	No	Homogeneous	No	3
Otsuka et al[18], 2012	Yes	No	No	No	Homogeneous	Yes	3
Park et al[21], 2014	Yes	Yes	Yes	No	Homogeneous	No	3
Patai et al[29], 2015	Yes	Yes	Yes	Yes	Homogeneous	Yes	5
Quadros et al[33], 2016	Yes	Yes	Yes	No	Homogeneous	Yes	5
Senol et al[19], 2009	Yes	No	No	No	Homogeneous	No	3
Sotoudehmanesh et al[30], 2007	Yes	Yes	Yes	No	Homogeneous	Yes	4
Uçar et al[20], 2016	Yes	No	No	Yes	Homogeneous	No	3

AIT: Analysis of intervention and treatment.