Table 2

Sex-and BMI-defined weight category strata of mean ± SD steps/day


T1
Steps/day
T2
Steps/day
Pearson's
r
Spearman's
r
Δ = T2 – T1
Steps/day
(95% CI)

Normal weight = BMI < 25 kg/m2

Males (n = 167)
9,220 ± 3,808
9,066 ± 3,571
.691*
.669*
-157 ± 2,907
(-601, 287)
Females (n = 373)
8,870 ± 3,189
8,739 ± 3,178
.597*
.564*
131 ± 2,859
(-422, 160)

Overweight ≥ BMI = 25 kg/m2 to < 30 kg/m2

Males (n = 243)
8,944 ± 3,611
8,481 ± 3,542
.573*
.511*
-463 ± 3,306
(-880, -45)
Females (n = 205)
8,679 ± 3392
8,704 ± 3,308
.524*
.539*
25 ± 3,270
(-425, 475)

Obese = BMI > 30 kg/m2

Males (n = 81)
7,318 ± 2,957
7,555 ± 2,961
.525*
.511*
238 ± 2,886
(-400, 876)
Females (n = 106)
7,564 ± 2,926
8,193 ± 3,284
.425*
.467*
629 ± 3,344
(-15, 1274)

*correlation is significant at the 0.01 level (2-tailed)

Tudor-Locke et al. International Journal of Behavioral Nutrition and Physical Activity 2008 5:39   doi:10.1186/1479-5868-5-39

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