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Table 2 Hazard bratios (HR) and 95 % confidence intervals (CIs) by all-cause mortalitya and breast cancer-specific mortalityb and change in pre- to post-diagnostic PA level among 1,327 women from the Norwegian Women and Cancer study, 1991–2011

From: Physical activity before and after breast cancer diagnosis and survival - the Norwegian women and cancer cohort study

Changes in PA level N deaths All-cause mortality HR (95 % CI)c N deaths Breast cancer-specific mortality HR (95 % CI)c
Maintained inactive 29 1.74 (1.00, 3.05) 23 1.66 (0.88, 3.12)
Reduced PA 42 1.76 (1.21, 2.56) 36 2.05 (1.35, 3.10)
Maintained active 102 1.00 (ref) 76 1.00 (ref)
Increased PA 24 1.23 (0.69, 2.18) 20 1.20 (0.63, 2.28)
  1. aAll causes of death combined
  2. bBreast cancer as underlying cause of death
  3. cMultivariable model adjusted for age, tumor stage at diagnosis and time from diagnosis to PA assessment ≤365/>365 days