Table 1.
Changes in outcome variables at follow-up by baseline characteristics
n | Change in MVPA* (hours/week) | Change in walking† (hours/week) | Change in sitting‡ (hours/week) | |||||||
Mean | 95% CI | P value | Mean | 95% CI | P value | Mean | 95% CI | P value | ||
Gender | 0.070 | 0.018 | 0.013 | |||||||
Male | 8677 | 0.20 | 0.04 to 0.37 | 0.14 | 0.07 to 0.21 | −0.47 | −0.53 to −0.40 | |||
Female | 9417 | 0.42 | 0.25 to 0.59 | 0.27 | 0.19 to 0.34 | −0.59 | −0.65 to −0.52 | |||
Age (years) | <0.0001 | <0.0001 | <0.0001 | |||||||
45–55 | 6581 | 0.19 | 0.01 to 0.38 | 0.07 | −0.01 to 0.15 | −0.17 | −0.24 to −0.10 | |||
>55–65 | 5960 | 0.76 | 0.56 to 0.96 | 0.38 | 0.30 to 0.47 | −0.72 | −0.80 to −0.64 | |||
>65 | 5553 | −0.12 | −0.36 to 0.12 | 0.17 | 0.06 to 0.27 | −0.86 | −0.95 to −0.77 | |||
Country of birth (missing=146) | 0.082 | 0.164 | 0.27 | |||||||
English-speaking countries | 15 282 | 0.37 | 0.24 to 0.49 | 0.22 | 0.16 to 0.28 | −0.51 | −0.56 to −0.47 | |||
Europe | 1213 | 0.12 | −0.37 to 0.61 | 0.21 | −0.01 to 0.42 | −0.66 | −0.85 to −0.48 | |||
Middle East | 192 | −0.18 | −1.43 to 1.07 | −0.30 | −0.85 to 0.24 | −0.87 | −1.34 to −0.39 | |||
Asia | 825 | −0.42 | −0.97 to 0.14 | 0.01 | −0.24 to 0.25 | −0.57 | −0.78 to −0.36 | |||
Other | 438 | 0.22 | −0.54 to 0.97 | 0.18 | −0.15 to 0.51 | −0.41 | −0.70 to −0.11 | |||
Highest level of education completed (missing=206) | 0.496 | 0.158 | <0.0001 | |||||||
University/Technical and Further Education5 | 10 491 | 0.27 | 0.12 to 0.42 | 0.16 | 0.09 to 0.22 | −0.41 | −0.46 to −0.35 | |||
High school | 3306 | 0.46 | 0.18 to 0.74 | 0.26 | 0.14 to 0.39 | −0.69 | −0.80 to −0.59 | |||
Did not complete high school | 4091 | 0.32 | 0.05 to 0.59 | 0.26 | 0.14 to 0.38 | −0.76 | −0.86 to −0.65 | |||
IRSED | 0.002 | 0.007 | 0.123 | |||||||
Most disadvantaged group | 3449 | 0.39 | 0.22 to 0.55 | 0.23 | 0.16 to 0.30 | −0.50 | −0.57 to −0.44 | |||
Second disadvantaged group | 3345 | −0.06 | −0.45 to 0.33 | 0.01 | −0.17 to 0.18 | −0.69 | −0.84 to −0.54 | |||
Third disadvantaged group | 3763 | −0.31 | −0.69 to 0.07 | 0.03 | −0.14 to 0.20 | −0.55 | −0.69 to −0.40 | |||
Fourth disadvantaged group | 3683 | 0.51 | 0.28 to 0.74 | 0.30 | 0.20 to 0.41 | −0.49 | −0.57 to −0.40 | |||
Least disadvantaged group | 3843 | 0.37 | −0.16 to 0.89 | 0.10 | −0.13 to 0.33 | −0.64 | −0.84 to −0.44 | |||
Physical functional limitation (missing=3123) | <0.0001 | <0.001 | 0.301 | |||||||
Moderate | 3546 | −0.48 | −0.73 to −0.24 | 0.01 | −0.09 to 0.12 | −0.58 | −0.68 to −0.49 | |||
Minor | 3768 | 0.10 | −0.13 to 0.33 | 0.21 | 0.11 to 0.32 | −0.53 | −0.62 to −0.44 | |||
None | 7405 | 0.80 | 0.63 to 0.96 | 0.29 | 0.21 to 0.36 | −0.50 | −0.56 to −0.43 | |||
Psychological distress (missing=355) | 0.595 | 0.716 | 0.415 | |||||||
No | 16 900 | 0.32 | 0.20 to 0.44 | 0.20 | 0.15 to 0.25 | −0.52 | −0.57 to −0.47 | |||
Yes | 812 | 0.16 | −0.43 to 0.74 | 0.25 | −0.01 to 0.51 | −0.62 | −0.85 to −0.39 | |||
Body mass index (missing=857) | <0.0001 | <0.0001 | <0.0001 | |||||||
Under weight | 244 | 0.30 | −0.74 to 1.34 | 0.20 | −0.26 to 0.66 | −0.54 | −0.94 to −0.14 | |||
Healthy weight | 7541 | 0.69 | 0.51 to 0.86 | 0.33 | 0.26 to 0.41 | −0.63 | −0.69 to −0.56 | |||
Overweight | 6852 | 0.25 | 0.07 to 0.44 | 0.21 | 0.13 to 0.29 | −0.51 | −0.58 to −0.44 | |||
Obese | 2547 | −0.83 | −1.15 to −0.50 | 0.28 | 0.13 to 0.42 | −0.22 | −0.34 to −0.09 | |||
Greenspace within 500 m | 0.476 | 0.354 | 0.715 | |||||||
0%–5% | 13 762 | 0.34 | 0.21 to 0.48 | 0.19 | 0.13 to 0.25 | −0.51 | −0.56 to −0.46 | |||
>5%–10% | 2657 | 0.16 | −0.14 to 0.47 | 0.25 | 0.12 to 0.39 | −0.55 | −0.67 to −0.43 | |||
>10%–15% | 1341 | 0.19 | −0.24 to 0.63 | 0.23 | 0.03 to 0.42 | −0.61 | −0.78 to −0.44 | |||
>15% | 334 | 0.61 | −0.26 to 1.49 | 0.28 | −0.11 to 0.66 | −0.50 | −0.83 to −0.17 | |||
Greenspace within 1 km | 0.224 | 0.128 | 0.951 | |||||||
0%–5% | 10 948 | 0.37 | 0.22 to 0.52 | 0.20 | 0.14 to 0.27 | −0.52 | −0.58 to −0.46 | |||
>5%–10% | 4843 | 0.12 | −0.11 to 0.35 | 0.15 | 0.05 to 0.25 | −0.52 | −0.61 to −0.43 | |||
>10%–15% | 1497 | 0.29 | −0.13 to 0.70 | 0.31 | 0.13 to 0.49 | −0.59 | −0.75 to −0.43 | |||
>15%–20% | 451 | 0.52 | −0.22 to 1.26 | 0.08 | −0.25 to 0.40 | −0.52 | −0.81 to −0.23 | |||
>20% | 355 | 0.94 | 0.10 to 1.79 | 0.59 | 0.22 to 0.96 | −0.47 | −0.79 to −0.15 | |||
Greenspace within 2 km | 0.477 | 0.682 | 0.221 | |||||||
0%–5% | 7789 | 0.33 | 0.15 to 0.51 | 0.16 | 0.08 to 0.24 | −0.55 | −0.62 to −0.48 | |||
>5%–10% | 6980 | 0.21 | 0.02 to 0.40 | 0.23 | 0.15 to 0.32 | −0.50 | −0.57 to −0.43 | |||
>10%–15% | 2157 | 0.44 | 0.10 to 0.78 | 0.25 | 0.10 to 0.40 | −0.53 | −0.65 to −0.40 | |||
>15%–20% | 688 | 0.46 | −0.14 to 1.06 | 0.14 | −0.13 to 0.40 | −0.36 | −0.59 to −0.13 | |||
>20% | 480 | 0.75 | 0.03 to 1.48 | 0.36 | 0.04 to 0.68 | −0.77 | −1.04 to −0.49 |
*Mean adjusted for baseline amount of time spent on MVPA per week.
†Mean adjusted for baseline amount of time spent on walking per week.
‡Mean adjusted for baseline amount of time spent on sitting per week.
IRSED, Index of Relative Socio-Economic Disadvantage; MVPA, moderate to vigorous physical activity.