tokens: The proportion of patients who underwent multiple operations was significantly higher in syndactyly ( 35.6 % vs. 18.1 % , p < 0.001 ) , but it was significantly lower in polydactyly ( 4.0 % vs. 95.5 % , p < 0.001 ) and other anomalies ( 17.9 % vs. 21.9 % , p < 0.001 ) than rest of CULA patients .