Fewer or less severe infections
Longer time between infections
Reduced need for antibiotics
Improved energy and stamina
Less fatigue
Fewer fevers
Fewer hospital visits or urgent care visits
Fewer missed work, school, or daily activities
Improved lab results
Higher or more stable IgG levels
Fewer symptoms of the condition being treated
Better control of autoimmune or inflammatory symptoms
Fewer flare-ups
Improved breathing, if lung infections were a problem
Improved weight gain or growth in children
Reduced swelling or enlarged lymph nodes, if present before
More stable overall health
Fewer side effects from treatment over time
Symptoms returning when infusions are delayed and improving after treatment resumes