MBL2 and hypopituitarism: However, mean and median MBL levels in patients with compensated hypopituitarism versus controls did not differ significantly (Figure 4, 2300.09 ± 579.93 vs. 3199.30 ± 508.46, p=0.294; 1951.90 vs. 2329.16; p=0.301, respectively).