Table 4 Agreement between mkeasures of physical activity with comparable units in controlled laboratory settings
Author (Year) | Participants and/or conditions | Measure1 | Mean (SD) | Measure 2 | Mean (SD) | Difference | % Agreement a |
|---|---|---|---|---|---|---|---|
Bergman (2009) Part 1 | Total sample, men, women | Pedometer (SW3; waist) steps | 444(182); 476(237); 435(170) | Observed steps | 433(175); 467(237); 423(162) | −11; 9; 12 |  |
Total sample, men, women | Pedometer (DW; ankle) steps | 225(135); 200(146) 232(136) | Observed steps | 433(175); 423(162); 435(170) | −208; −223; −203 |  | |
Cyarto (2004) | Nursing home slow, normal; fast pace | Pedometer (DW-200) waist) |  | Observed steps |  |  | −73.9(34.8); 55.1(37.8);-46.3(38.1) |
Senior centre slow, normal fast pace | Pedometer (DW-200 waist) |  | Observed steps |  |  | −24.7(36.1); −13.3(23.6); −7.1(26.2) | |
Fehling (1999) | Total sample/treadmill test | EE from accelerometer (Caltrac) | Â | EE from indirect calorimetry | Â | Â | 10% to 52% |
Exercise group/step test | EE from accelerometer (Caltrac) |  | EE from indirect calorimetry |  |  | −19% to −28% | |
Total sample /treadmill test | EE from accelerometer (Tritrac) |  | EE from Indirect calorimetry |  |  | −12% to −37% | |
Exercise group/step test | EE from accelerometer (Tritrac) |  | EE from Indirect calorimetry |  |  | −58% to −60% | |
Grant (2008) | Treadmill at 0.67, 0.9, 1.12, 1.34, 1.56 m/s | Pedometer (SW-200) | Â | Observed steps | 437(56); 490(55); 532(47); 585(47); 624(43) | 184.3; 132.7; 71.8; 31.2; 4.0 | 42.2; 27.1; 13.5; 5.3; <1 |
Treadmill at 0.67, 0.9, 1.12, 1.34, 1.56 m/s | Pedometer (NL-2000) |  | Observed steps | 437(56); 490(55); 532(47); 585(47); 624(43) | 85.4; 4.8; 0; −0.9; −2.4 | 19.5; <1; 0; <1; <1 | |
Leaf (1995) | Treadmill | EE (kcals) from Indirect Calorimetry | 43.4(8.41) | EE (kcals) from acceleromtery (Caltrac) | 42.6(10.4) | −0.805 | −1.86 |
Treadmill | EE (kcals) from Indirect Caloriemtery | 43.4(8.41) | EE (kcals) from ACSM equation | 38.2(8.7) | −5.17 | −11.92% | |
Marsh (2007) | 131 m walk test | Pedometer (Accusplit Eagle 120) steps | 196.0(62.6) | Observed steps | 218.9(29) | −22.8(53.9) | −10.3(25.4) |
|  | Pedometer (NL-2000) steps | 214.9(27.2) | Observed steps | 218.9(29) | −4.0(5.8) | −1.7(2.5) | |
|  | Accelerometry (IDEEA pattern recognition) | 213.2(29.7) | Observed steps | 218.9(29) | −5.6(7.8) | −2.5(3.7) | |
Resnick (2001) | One min walk tests | Step counter (SAM) steps | 43.9(9.4) | Observed steps | 43.05 | 0.85 | 1.98 |
Storti (2007) | Total Sample | Pedometer (DW) steps |  | Observed steps |  |  | −13% |
Slow, middle, fast gait | Pedometer (DW) steps |  | Observed steps |  |  | −31.2;-12.7; −11.1 | |
Total Sample | Accelerometer (Actigraph) |  | Observed steps |  |  | −7.1% | |
Slow, middle, fast gait | Accelerometer (Actigraph) steps |  | Observed steps |  |  | −19.1;-5.7; −0.7 | |
Total sample | Step counter (SAM) steps | Â | Observed steps | Â | Â | +6.9% | |
Slow, middle, fast gait | Step counter (SAM) steps | Â | Observed steps | Â | Â | +6.5;+6.6; +2.8 |