Figure 3From: Relationship between muscle mass and muscle strength, and the impact of comorbidities: a population-based, cross-sectional study of older adults in the United States Correlation between muscle mass and muscle strength: the modification effect of comorbidities (A. Obesity, B. Arthritis, C. Asthma, D. Osteoporosis). aASM = height-adjusted appendicular skeleton muscle mass; IQS = isokinetic quadriceps strength.Back to article page