Table 2

Heart Failure Hospitalization Rates Among Study Participants Stratified by Cardiorespiratory Fitness and Body Mass Index Levels

Fitness/Body Mass Index CategoriesFollow-Up Time (yrs)Number of EventsHF Hospitalization/1000 Person Years (95% CI)p-Trend
Low fit
 Normal6,1008313.6 (11.0–16.9)<0.001
 Overweight10,39015014.4 (12.3–16.9)
 Obese5,79813022.4 (18.9–26.6)
Moderate fit
 Normal21,4991557.2 (6.2–8.4)<0.001
 Overweight25,4132178.5 (7.5–9.7)
 Obese6,1187812.8 (10.2–15.9)
High fit
 Normal31,9571193.7 (3.1–4.5)0.214
 Overweight18,264975.3 (4.4–6.5)
 Obese1,57395.7 (3.0–11.0)

HF = heart failure.