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Table 3 Physical activity level (PAL) categories and walking equivalence in the IOM report

From: How much locomotive activity is needed for an active physical activity level: analysis of total step counts

PAL Category PAL Range PAL Walking Equivalence (km per day at 4.8-6.4 km per hour)a
    Lightweight Individuals (44 kg) Medium-Weight Individuals (70 kg) Heavy Individuals (120 kg)
Sedentary 1.0-1.39 1.25 0 0 (0 min) 0
Low activity 1.4-1.59     
Mean   1.5 4.6 3.5 (35 min) 2.4
Active 1.6-1.89     
Minimum   1.6 9.3 7.0 4.8
Mean   1.75 15.8 11.7 (125 min) 8.5
Very active 1.9-2.49     
Minimum   1.9 22.4 16.5 12.0
Mean   2.2 36.0 26.7 (285 min) 19.7
Maximum   2. 49.6 36.8 27.2
  1. aIn addition to energy spent for general activities in normal daily life
  2. This table was modified from the table cited on page 161, chapter 5 in the 2005 Institute of Medicine (IOM) report