Table 2.

Mean error in estimating exercise energy expenditure and calories in food by BMI and weight loss status.

	NW-noWL		NW-WL		OW-noWL		OW-WL
	Moderate Exercise Condition
Kilocalories	Mean ± SD	Range	Mean ± SD	Range	Mean ± SD	Range	Mean ± SD	Range
EEE - MEE	2 ±125	−97 to 444	−43 ± 48	−123 to 50	37 ± 149	−109 to 321	−24 ± 104	−177 to 198
EFE – MFE	−28 ± 91	−195 to 188	−54 ± 89	−280 to 32	40 ± 145	−135 to 404	−40 ± 111	−218 to 123
MFE – MEE	29 ± 123	−135 to 319	11 ± 90	−105 to 213	−3 ± 66	−83 to 142	17 ± 146	−133 to 417
MEI - MEE	157 ± 179	−85 to 478	187 ± 242	−52 to 678	171 ± 215	−69 to 554	109 ± 230	−133 to 467
	Vigorous Exercise Condition
	Mean ± SD	Range	Mean ± SD	Range	Mean ± SD	Range	Mean ± SD	Range
EEE - MEE	−2 ± 117	−167 to 361	−53 ± 72	−187 to 102	150 ± 271*	−87 to 754	4 ± 145	−279 to 274
EFE – MFE	−21 ± 139	−306 to 243	−66 ± 97	−302 to 50	96 ± 194*	−215 to 468	−51 ± 224	−760 to 176
MFE – MEE	20 ± 147	−220 to 416	13 ± 116	−104 to 284	54 ± 174	−112 to 543	55 ± 206	−172 to 702
MEI - MEE	180 ± 169	−45 to 431	203 ± 290	−87 to 787	147 ± 210	−70 to 531	59 ± 147	−69 to 410

BMI = body mass index; NW = normal weight; OW = overweight/obese; WL = weight loss; EEE = estimated energy expenditure; MEE = measured energy expenditure; EFE = estimated food energy; MFE = measured food energy; MEI = measured energy intake;

^*significantly different from all other groups (P<0.05).