Subjects at high malnutrition risk had significantly higher disease marker CRP (30.4 ± 58.0 vs. 6.6 ± 10.1), t(59) = 2.9, P < 0.01, and lower PA ((4.8 ± 1.4 vs. 5.7 ± 1.0), t(98) = −3.3, P < 0.01). Here, CRP is linked to malnutrition.