Figure 2From: Birth prevalence for congenital limb defects in the northern Netherlands: a 30-year population-based study Time trends for non-syndromic congenital limb defects (isolated and MCA) for the period 1992–2010. MCA–multiple congenital anomalies. Total limb defects: P for trend, 0.023; Polydactyly: P for trend, 0.574; Reduction defects: P for trend, 0.381; Syndactyly: P for trend, 0.009; Other congenital limb defects (CLD): P for trend, 0.028.Back to article page