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# Table 1 Physical activity measurements by age and sex

Women Men Mean difference 95% CI All
Age N Mean N Mean (Men-Women)   N Mean
Overall PA (cpm) a, b
65–69 yr 127 311 (13.4) 116 325 (14.0) 14 (19.6) −25 to 52 243 317 (9.2)c
70–74 yr 67 294 (19.2) 79 308 (17.7) 14 (26.1) −38 to 65 146 301 (11.8)d
75–79 yr 51 215 (19.5) 55 256 (18.8) 41 (27.1) −13 to 95 106 237 (13.9)e
80–85 yr 37 166 (11.2) 28 153 (12.8) −13 (17.1) −47 to 21 65 160 (17.7)f
Steps per day a, b
65–69 yr 127 7537 (1825.1) 116 11191 (1886.5) 3654 (2646.5) −1559 to 8867 243 9302 (866.1)g
70–74 yr 67 6904 (387.6) 79 6798 (353.0) −106 (524.3) −1143 to 930 146 6841 (1109.1)
75–79 yr 51 5256 (433.7) 55 6114 (417.9) 859 (602.8) −336 to 2054 106 5721 (1307.5)
80–85 yr 37 4059 (305,9) 28 3436 (348.8) −623 (464.3) −1550 to 304 65 3777 (1635.4)h
1. a Data are presented as mean standard error of the mean (SEM).
2. b All values (overall PA in cpm and in steps per day) are adjusted for test centre.
3. c 65–69 yr compared to 75–79 yr p = 0.000, and 65–69 yr compared to 80–85 yr p = 0.000.
4. d 70–74 yr compared to 75–79 yr p = 0.03, and 70–74 yr compared to 80–85 yr p = 0.000.
5. e 75–79 yr compared to 65–69 yr p = 0.000, 75–79 yr compared to 70–74 yr p = 0.03, and 75–79 yr compared to 80–85 yr p = 0.04.
6. f 80–85 yr compared to 65–69 yr p = 0.000, 80–85 yr compared to 70–74 yr p = 0.000, and 80–85 yr compared to 75–79 yr p = 0.04.
7. g 65–69 yr compared to 80–85 yr p = 0.02.
8. h 80–85 yr compared to 65-79 yr p=0.02.
9. No significant differences between sex within age groups.