[Table/Fig-2]:

Responses of the surveyed clinical dentists practicing in northern Saudi Arabia on questions regarding problems associated with posterior composite restorations (total n = 136). Data shown are n (%)

Problem	Yes	No
Polymerization Shrinkage	100 (73.5%)	36 (26.5%)
Wear	82 (60.2%)	54 (39.8%)
Post-operative Sensitivity	114 (84.5%)	22 (15.5%)
Isolation	49 (36%)	87 (64%)
Contact Build up	69 (50.7%)	67 (49.3%)
Recurrent Caries	119 (87.5%)	17 (12.5%)
Restoration Fracture	114 (83.8%)	22 (16.2%)
All of the Above	15 (11%)	121 (89%)