Evid Based Nurs 6:121 doi:10.1136/ebn.6.4.121
  • Causation

Intentional weight loss was associated with lower mortality, whereas unintentional weight loss was associated with increased mortality

Hazard ratios for all cause mortality by weight loss intent and actual weight loss

Stratification groups Adjusted hazard ratio (95% CI)*
*Hazard ratios were derived from Cox proportional hazards models and adjusted for age, sex, ethnicity, education, smoking, health status, healthcare utilisation, and initial body mass index. Reference group was participants not trying to lose weight and reporting no weight change.
†Not significant.
Intention to lose weight and no actual weight change 0.80 (0.65 to 0.99)
Intentional weight loss 0.76 (0.60 to 0.97)
Intention to lose weight and actual weight gain 0.94 (0.65 to 1.37)†
Unintentional weight loss 1.31 (1.01 to 1.70)

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