Randomized controlled trial of a computer-tailored multiple health behaviour intervention in general practice: 12-month follow-up results

Table 5 Percentage of single contact participants adhering to individual health behaviours (n = 1545)

	Baseline			12 months			% difference within groups (12 months minus baseline %)		Difference between change in intervention & control at 12 months#
	Intervention %	Control %	p^	Intervention %	Control %	P^	Intervention	Control	OR	p-value
Meat	70.9	71.8	0.62	70.3	72.1	0.27	-0.6	+0.3	0.97 (0.88-1.08)	0.68
Fish	68.5	67.8	0.27	74.4	71.7	0.225	+5.9	+3.9	1.26 (1.10-1.45)	0.00*
Milk	68.5	69.5	0.59	72.7	71.8	0.553	+4.2	+2.3	1.15 (1.05-1.25)	0.00*
Salt	41.6	42.8	0.54	46.3	42.7	0.136	+4.8	-0.2	1.05 (0.97-1.14)	0.19
V&F	13.9	11.2	0.10	18.8	11.9	0.000*	+4.9	+0.7	1.22 (10.6-1.41)	0.00*
Spread	67.5	65.1	0.223	71.2	67.9	0.159	+3.6	+2.8	1.12 (1.02-1.23)	0.01*
Smoking	87.3	86.7	0.65	90.2	89.8	0.63	+2.9	+3.1	1.06 (0.95-1.18)	0.23
Physical activity	52.4	50.4	0.348	51.8	47.3	0.06	-0.5	-3.1	0.91 (0.82-1.02)	0.12
Alcohol	68.4	69.5	0.605	76.9	74.4	0.246	+8.5	+4.9	1.37 (1.19-1.57)	0.00*
Body weight	40.7	40.7	0.98	41.7	41.9	0.923	+1.0	+1.2	1.06 (0.92-1.21)	0.37

^Chi2 used to test the significant difference for % adherence between intervention and control groups.
#GEE used for measuring statistical significance for difference between changes in intervention group over and above the change in control group.
*Significant results (Bolded Text).
Analysis adjusted for gender and education status.
V&F: Vegetable and Fruit.

ISSN: 1479-5868