Table 2

NWQ-CS, log-of-walks, and accelerometry-based estimates of PA in a sample of Hong Kong elders

PA measure

Assessment 1

Assessment 2


Mean (SD)

Median (IQR)

Mean (SD)

Median (IQR)


NWQ-CS (frequency/wk)


Walking for transport within neighborhood

10.3 (6.4)

7.0 (7.0)

10.1 (6.5)

7.0 (7.0)


Walking for transport outside neighborhood

1.8 (3.1)

0.0 (2.3)

1.8 (3.0)

0 (2.0)


Walking for recreation within neighborhood

5.6 (3.5)

7.0 (4.0)

5.7 (3.6)

7 (4.0)


Walking for recreation outside neighborhood

1.0 (2.4)

0.0 (0.0)

1.1 (2.5)

0.0 (0.0)


NWQ-CS (min/wk)


Walking for transport within neighborhood

269 (254)

190 (340)

251 (247)

180 (320)


Walking for transport outside neighborhood

60 (150)

0 (75)

65 (147)

0 (70)


Walking for recreation within neighborhood

291 (251)

210 (330)

287 (243)

210 (300)


Walking for recreation outside neighborhood

57 (144)

0 (0)

65 (168)

0 (0)


Total walking

678 (404)

590 (481)

668 (401)

580 (465)


Accelerometry-based estimates


Step counts (total)

60018 (24240)

58767 (35221)

-

-


MVPA (min/wk)

161 (145)

129 (187)

-

-


LVPA (min/wk)

2013 (622)

2001 (769)

-

-


Mean activity level (counts/min)

254 (107)

238 (130)

-

-


7-day log of walks (frequency/wk)


Walking for transport - within neighborhood

10.3 (4.3)

9.0 (6.0)

-

-


Walking for transport - outside neighborhood

2.6 (2.3)

2.0 (3.0)

-

-


Walking for recreation - within neighborhood

5.3 (3.3)

6.0 (4.0)

-

-


Walking for recreation - outside neighborhood

1.1 (2.1)

0.0 (1.0)

-

-


7-day log of walks (min/wk)


Walking for transport - within neighborhood

396 (278)

360 (285)

-

-


Walking for transport - outside neighborhood

113 (184)

0 (195)

-

-


Walking for recreation - within neighborhood

266 (203)

243 (315)

-

-


Walking for recreation - outside neighborhood

79 (169)

0 (55)

-

-


Total walking

854 (381)

813 (443)

-

-


NWQ-CS = Neighborhood Walking Questionnaire - Chinese version for Seniors; min = minutes; wk = week; PA = physical activity; MVPA = moderate-to-vigorous physical activity; LVPA = light-to-vigorous physical activity; SD = standard deviation; IQR = interquartile range

Cerin et al. BMC Public Health 2011 11:851   doi:10.1186/1471-2458-11-851

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