Table 1.

The Quality of Included Studies Using Jadad Scores

Study	Generation of Random Sequence	Allocation Concealment	Blindness	Withdrawals	Score	Quality
Chinot et al. (29)	2	2	2	1	7	High
Gilbert et al. (30)	2	2	2	1	7	High
Stupp et al. (24)	2	2	2	1	7
Westphal et al. (25)	2	2	1	1	6	High
Nabors et al. (32)	2	2	1	1	6	High
Chauffert et al. (10)	1	1	2	1	5	High