Table 3 Continuous Physical Activity Change (in MET hours/week) as Median (IQR) at 6 and 12 months
|  | 6 months | 12 months | ||||
|---|---|---|---|---|---|---|
PA Change (MET hr/wk) | Within group p-valueb | Between Group p-valuec | PA Change (MET hr/wk) | Within group p-valueb | Between Group p-valuec | |
Gender | ||||||
 Women | 5.2 (−2.3, 17.4) | < 0.01 | 0.92 | 3.0 (−3.0, 10.6) | < 0.01 | 0.61 |
 Men | 5.5 (−5.4, 22.9) | < 0.01 | 1.3 (−7.0, 14.3) | 0.18 | ||
Race/ethnicity | ||||||
 Non-Hispanic white | 5.3 (− 3.7, 18.3) | < 0.01 | 0.76 | 3.0 (− 3.9, 12.3) | < 0.01 | 0.76 |
 Non-Hispanic black | 5.9 (0.1, 26.2) | 0.01 | 1.53 (−3.9, 11.4) | 0.42 | ||
Employment | ||||||
 Working full-time | 4.1 (−3.7, 14.6) | < 0.01 | 0.63 | 2.9 (−2.8, 12.4) | < 0.01 | 0.36 |
 Working part-time | 4.5 (−1.3, 14.4) | 0.11 | 0.2 (−7.4, 7.2) | 0.71 | ||
 Retired | 7.4 (−2.9, 22.1) | < 0.01 | 2.5 (−2.7, 12.4) | < 0.01 | ||
 Other employment status | 5.3 (−1.7, 13.2) | 0.17 | 7.7 (−7.6, 15.8) | 0.28 | ||
Education | ||||||
 High school graduate or less | 4.8 (−6.3, 20.8) | 0.14 | 0.02 | 0.6 (−7.2, 9.9) | 0.34 | 0.77 |
 Some college | 9.6 (−1.3, 26.2) | < 0.01 | 2.8 (−1.5, 14.2) | < 0.01 | ||
 College graduate | 6.4 (−2.0, 14.3) | < 0.01 | 1.1 (−4.5, 10.4) | 0.09 | ||
 Graduate degree | 1.2 (−5.6, 10.7) | 0.29 | 3.8 (−6.5, 11.7) | 0.07 | ||
Annual Income (by home address census tract, in US dollars) | ||||||
  < 51,934 (n = 56) | 7.4 (−0.6, 22.7) | < 0.01 | 0.04 | 5.1 (−3.9, 14.3) | 0.01 | 0.83 |
 51,934 – < 65,105 (n = 58) | 5.8 (0.0, 22.0) | < 0.01 | 2.0 (− 0.6, 7.4) | 0.01 | ||
 65,105 – < 74,935.5 (n = 66) | 1.2 (−5.9, 12.0) | 0.31 | 3.4 (−7.3, 12.6) | 0.16 | ||
  ≥ 74,935.5 (n = 60) | 7.6 (−6.2, 19.4) | 0.01 | 1.3 (−4.3, 14.2) | 0.06 | ||