“…Two-arm design was used in 37 studies [ 2 , 3 , 36 – 39 , 42 – 54 , 56 , 58 – 64 , 66 – 75 ] and three-arm design was used in 6 studies [ 10 , 41 , 43 , 55 , 57 , 65 ]. Forty one studies [ 2 , 3 , 10 , 36 – 54 , 56 – 61 , 63 – 75 ] reported the clinical success rate at 6 months, but only 39 studies [ 2 , 3 , 10 , 36 – 43 , 45 – 54 , 56 – 60 , 63 – 75 ] reported radiographic success rates at 6 months. A total of 36 [ 2 , 3 , 36 , 37 , 39 , 41 – 56 , 58 , 60 – 68 , 70 – 73 , 75 ] and 35 [ 2 , 3 , 36 , 37 , 39 , 41 – 56 , 58 , 60 , 62 – 68 , 70 – 73 , 75 ] studies reported clinical success rate and studies reported radiographic success rate at 12 months.…”