IGF1 and neoplasm: Also, IGF1 and tumor diameterand volume at treatment initiation time were higher in the noncontrolled patients:IGF1-SDS 10.4 (8.0-12.2) vs 5.2 (4.1-6.8) SDS, P < .001; diameter 23 ±9 vs 15 ± 7 mm, P = .02; and volume 3478 (2983-6511) vs 947 (187-2088)mm3, P < .01.