Foods, nutrients or whole diets: effects of targeting fish and LCn3PUFA consumption in a 12mo weight loss trial

BMC Public Health

Table 2 Weight of participants at baseline, 3 months and 12 months

	Control			Fish			Fish + S			pvalues
	Baseline	3 months	12 months	Baseline	3 months	12 months	Baseline	3 months	12 months	Time	Group	Interaction
*Mixed model with all available data only*
n	39	29	18	39	30	25	40	28	20	-	-	-
Mean ± SD	88.5 ± 12.7	84.2 ± 12.6	81.7 ± 14.1	90.0 ± 12.2	84.8 ± 12.3	80.9 ± 12.7	88.5 ± 11.4	82.9 ± 11.7	84.3 ± 11.7	< 0.001	0.682	0.326
Mean ± SD	88.5 ± 12.7	84.2 ± 12.6	81.7 ± 14.1	90.0 ± 12.2	84.8 ± 12.3	80.9 ± 12.7	88.5 ± 11.4	82.9 ± 11.7	84.3 ± 11.7	< 0.001^‡	0.617^‡	0.338^‡
*Mixed model with missing values imputed*
n	39	39	39	39	39	39	40	40	40	-	-	-
Mean ± SD	88.5 ± 12.7	83.7 ± 12.0	82.9 ± 13.0	90.0 ± 12.2	86.0 ± 12.3	84.7 ± 13.2	88.5 ± 11.4	83.8 ± 11.3	83.7 ± 11.3	< 0.001	0.767	0.803
*LOCF* ^#
n	39	39	39	39	39	39	40	40	40	-	-	-
Mean ± SD	88.5 ± 12.7	84.6 ± 12.1	83.9 ± 12.7	90.0 ± 12.2	86.7 ± 12.8	85.7 ± 13.6	88.5 ± 11.4	85.2 ± 11.5	85.3 ± 11.7	< 0.001	0.805	0.457
*BOCF* ^#
n	39	39	39	39	39	39	40	40	40	-	-	-
Mean ± SD	88.5 ± 12.7	84.6 ± 12.1	84.8 ± 13.1	90.0 ± 12.2	86.7 ± 12.8	86.0 ± 14.0	88.5 ± 11.4	85.2 ± 11.5	86.0 ± 11.2	< 0.001	0.840	0.348
*Completers only* ^#
n	18	18	18	25	25	25	20	20	20	-	-	-
Mean ± SD	89.5 ± 13.9	83.2 ± 13.0	81.7 ± 14.1	87.1 ± 11.8	82.5 ± 11.8	80.9 ± 12.7	89.4 ± 12.3	84.2 ± 11.4	84.3 ± 11.7	< 0.001	0.799	0.141

^‡Adjusted for omega-3 index (red blood cell EPA + DHA).
^# p value calculated by repeated measures analysis of variance based on data from five time points (0, 3, 6, 9 and 12 months).
LOCF last observation carried forward; BOCF baseline observation carried forward.

ISSN: 1471-2458