AQP4 and myeloid sarcoma: Mean (SD) age was 41.84 years (17.0) in AQP4-IgG+ NMOSD, 44.84 years (14.2) in MOGAD, and 34.54 years (10.7) in MS (p < 0.001). The mean (SD) BMI was 31.6 kg/m2 (7.2) in the MOGAD group, 26.9 kg/m2 (6.2) in the MS group, and 24.7 kg/m2 (5.3) in the AQP4-IgG+ NMOSD group (p < 0.001), as depicted in Fig. 2.