| Wave 1 | Wave 2 | Wave 3 | Wave 4 | Wave 5 | Wave 6 | Wave 7 | |||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Dependant variables | N | %/SD | N | %/SD | N | %/SD | N | %/SD | N | %/SD | N | %/SD | N | %/SD |
 Total (%) | 11,345 | 100 | 8808 | 100 | 7562 | 100 | 6649 | 100 | 6264 | 100 | 5681 | 100 | 4915 | 100 |
 Sports club membership (%) | 1893 | 16.69 | 1496 | 16.98 | 1233 | 16.31 | 1159 | 17.43 | 1144 | 18.26 | 1071 | 18.85 | 1023 | 20.81 |
 MVPA at least once per week (%) | 6703 | 59.08 | 5399 | 61.30 | 4546 | 60.12 | 3938 | 59.23 | 3568 | 56.96 | 3293 | 57.97 | 2836 | 57.70 |
 Mean Frailty index (SD) | 0.149 | 0.116 | 0.157 | 0.118 | 0.159 | 0.118 | 0.161 | 0.118 | 0.165 | 0.124 | 0.161 | 0.129 | 0.160 | 0.127 |
Covariates | N | % | N | % | N | % | N | % | N | % | N | % | N | % |
 Aged 50 to 59 years (%) | 4551 | 38.63 | 3307 | 37.55 | 2934 | 38.80 | 2675 | 40.23 | 2670 | 42.62 | 2529 | 44.52 | 2303 | 46.86 |
 Aged 60 to 69 years (%) | 3377 | 28.66 | 2701 | 30.67 | 2350 | 31.08 | 2142 | 32.22 | 2078 | 33.17 | 1914 | 33.69 | 1721 | 35.02 |
 Aged 70 to 79 years (%) | 2566 | 21.78 | 1968 | 22.34 | 1639 | 21.67 | 1392 | 20.94 | 1201 | 19.17 | 1019 | 17.94 | 769 | 15.65 |
 Aged over 80 years (%) | 1288 | 10.93 | 832 | 9.45 | 639 | 8.45 | 440 | 6.62 | 315 | 5.03 | 219 | 3.85 | 122 | 2.48 |
 Men (%) | 5146 | 45.36 | 3947 | 44.82 | 3356 | 44.39 | 2918 | 43.89 | 2743 | 43.78 | 2475 | 43.57 | 2123 | 43.20 |
 Women (%) | 6198 | 54.64 | 4860 | 55.18 | 4205 | 55.61 | 3730 | 56.11 | 3522 | 56.22 | 3205 | 56.43 | 2791 | 56.80 |
 NSSEC - Managerial and professional (%) | 3360 | 30.50 | 2835 | 32.82 | 2506 | 33.74 | 2273 | 34.76 | 2182 | 35.30 | 2035 | 36.26 | 1804 | 37.13 |
 NSSEC - Intermediate (%) | 2581 | 23.43 | 2063 | 23.89 | 1798 | 24.21 | 1595 | 24.39 | 1534 | 24.82 | 1368 | 24.38 | 1205 | 24.80 |
 NSSEC - Routine and manual (%) | 5077 | 46.08 | 3739 | 43.29 | 3123 | 42.05 | 2672 | 40.86 | 2465 | 39.88 | 2209 | 39.36 | 1849 | 38.06 |
 Lives with a spouse or partner | 7313 | 65.39 | 5442 | 62.35 | 4446 | 59.45 | 3816 | 57.80 | 3666 | 66.35 | 3266 | 66.52 | 2760 | 65.82 |
 Doesn’t live with a spouse or partner | 3871 | 34.61 | 3286 | 37.65 | 3032 | 40.55 | 2786 | 42.20 | 1859 | 33.65 | 1644 | 33.48 | 1433 | 34.18 |
 White ethnicity | 11,019 | 97.19 | 8608 | 97.74 | 7403 | 97.91 | 6507 | 97.88 | 6118 | 97.68 | 5543 | 97.59 | 4799 | 97.66 |
 Non-white ethnicity | 319 | 2.81 | 199 | 2.26 | 158 | 2.09 | 141 | 2.12 | 145 | 2.32 | 137 | 2.41 | 115 | 2.34 |
 No qualifications | 5353 | 51.71 | 3838 | 47.90 | 3177 | 46.00 | 2683 | 44.16 | 2428 | 42.43 | 2137 | 41.11 | 1734 | 38.49 |
 Intermediate qualifications | 1802 | 17.41 | 1477 | 18.43 | 1305 | 18.89 | 1196 | 19.68 | 1154 | 20.17 | 1070 | 20.58 | 987 | 21.91 |
 Higher education or above | 3197 | 30.88 | 2697 | 33.66 | 2425 | 35.11 | 2197 | 36.16 | 2140 | 37.40 | 1991 | 38.30 | 1784 | 39.60 |
 Smoker | 2018 | 17.79 | 1139 | 13.24 | 1013 | 13.40 | 801 | 12.14 | 694 | 11.24 | 559 | 9.85 | 489 | 10.60 |
 Non-smoker | 9324 | 82.21 | 7463 | 86.76 | 6546 | 86.60 | 5797 | 87.86 | 5480 | 88.76 | 5119 | 90.15 | 4125 | 89.40 |
 Currently in paid employment | 4069 | 35.87 | 2842 | 32.27 | 2242 | 29.65 | 1703 | 25.61 | 1319 | 21.06 | 953 | 16.78 | 500 | 10.17 |
 Not in paid employment | 7273 | 64.11 | 5965 | 67.72 | 5318 | 70.33 | 4944 | 74.36 | 4943 | 78.91 | 4726 | 83.19 | 4414 | 89.81 |