A systematic review of efficacy and tolerability of mebeverine in irritable bowel syndrome

Table 1 Jadad quality score of randomized, controlled trials included in the meta-analysis

Study	Total score	Withdrawals and dropouts	Blinding	Randomization
Kruis et al[21] 1986	4	0	2	2
Connell[13] 1965	5	1	2	2
Tasman-Jones[22] 1973	4	0	2	2
Berthelot et al[11] 1981	4	0	2	2
Secco et al[19] 1983	4	0	2	2
Enck et al[23] 2005	5	1	2	2
Gilbody et al[24] 2000	4	1	2	1
Inauen et al[25] 1994	3	1	0	2