Table 1 Sex-and age-category strata of mean ± SD steps/day

9,610 ± 4,558

9,471 ± 4,247

.650*

.651*

-139 ± 3,695

(-977, 700)

8,076 ± 3,324

7,981 ± 3,322

.567*

.566*

-94 ± 3,091

(-698, 510)

30–39.9 years

8,973 ± 3,430

8,932 ± 3,209

.627*

.541*

-41 ± 2,876

(-509, 427)

8,859 ± 3,177

9,174 ± 3,091

.555*

.523*

315 ± 2,957

(-57, 687)

40–49.9 years

9,067 ± 3,720

8,660 ± 3,186

.610*

.560*

-407 ± 3,088

(-970, 156)

9,017 ± 2,936

9,170 ± 3,080

.530*

.543*

153 ± 2,920

(-296, 602)

50–59.9 years

7,833 ± 2,908

7,733 ± 3,410

.529*

.533*

-100 ± 3,097

(-752, 553)

8,749 ± 3,702

8,342 ± 3,189

.606*

.645*

-407 ± 3,091

(-988, 174)

60-oldest

7,982 ± 3,261

7,206 ± 3,298

.596*

.542*

-776 ± 2,946

(-1,544, -8)

7,139 ± 2,780

6,732 ± 3,260

.238

.304*

-408 ± 3,747

(-1,376, 561)

Total sample

8,769 ± 3,635

8,527 ± 3,494

.621*

.572*

-243 ± 3,112

(-519, 33)

8,610 ± 3,240

8,644 ± 3,235

.550*

.551*

34 ± 3,071

(-197, 264)