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Table 2 Function and recoded unit measurement

From: A push for public health: the effect of e-bikes on physical activity levels

What

Function

Recoded unit measurement

Bicycle use for transport purposesa

3.39 x kilometres

Minutes

Bicycle use for exerciseb

2.49 x kilometres

Minutes

Physical activity (walking)

Number of times × 20 min

Minutes

Physical activity moderate (IPAQ)

Hours × 60 min

Minutes

Physical activity vigorous (IPAQ)

Hours × 60 min

Minutes

  1. a(16.09 + 19.31)/2 = 17.70 km/h. 60 min/17.70 = 3.39 min per km
  2. b(22.53 + 25.75)/2 = 24.14 km/h. 60 min/24.14 = 2.49 min per km