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Table 2 Results of monitoring the daily physical activity by pedometry

From: The usefulness of pedometry in patients with chronic obstructive pulmonary disease

Group N. patients Initially SD After 6 month SD Change p
COPD II 12 8724.33 2908.34 9264.16 2405.18 + 540 0.13
COPD III 29 5627.44 2152.95 6224.42 2105.19 + 597 0.0001
COPD IV 33 2476.32 2104.12 3112.63 2088.46 + 636 0.0001