Table 3.

Multinomial logistic regression results for model four (the combined model) to determine associations with preference for intervention delivery mode

	Group-based intervention		Print intervention		Web-based intervention
	b (95% CI)	RR	b (95% CI)	RR	b (95% CI)	RR
Demographics
Marital status
Married/defacto	1	.	1	.	1	.
Separated	−0.81* (−1.53; −0.09)	0.45	−1.40 (−2.91; 0.82)	0.24	0.74 (−0.08; 1.57)	2.10
Single/other	0.02 (−0.42; 0.47)	1.02	−0.31 (−1.15; 0.53)	0.73	0.24 (−0.54; 1.02)	1.26
Age
18-34	1	.	1	.	1	.
35-44	0.47 (−0.07; 1.01)	1.59	0.86 (−0.41; 2.12)	2.35	0.99* (0.08; 1.91)	2.71
45-54	0.22 (−0.30; 0.75)	1.24	1.03 (−1.17; 2.22)	2.78	0.44 (−0.48; 1.37)	1.56
55+	0.37 (−0.14; 0.88)	1.44	1.70** (0.56; 2.85)	5.50	−0.02 (−0.97; 0.93)	0.98
Female gender	−0.18 (−0.50; 0.15)	0.84	−0.73** (−1.27; −1.86)	0.48	−0.64* (−1.19; −0.08)	0.52
Location
City	1	.	1	.	1	.
Town	0.39* (0.02; 0.77)	1.48	−0.01 (−0.64; 0.66)	1.01	0.38 (−0.24; 1.02)	1.47
Rural area	0.37 (−0.06; 0.81)	1.45	0.46 (−0.19; 1.12)	1.58	0.70* (0.02; 1.37)	2.01
Health variables
Weight status
Normal	1	.	1	.	1	.
Overweight	−0.20 (−0.59; 0.18)	0.81	−0.20 (−0.81; 0.41)	0.82	0.36 (−0.27; 0.97)	1.42
Obese	−0.56** (−0.97; 10.16)	0.56	−0.75* (−1.4; −0.06)	0.47	−0.86* (−1.63; −0.08)	0.42
No chronic illness	0.08 (−0.26; 0.43)	1.09	−0.25 (−0.80; 0.29)	0.77	−0.42 (−0.98; 0.14)	0.65
Behavioural variables
Total physical activity (mins)	−0.01 (−0.01; 0.01)	0.99	−0.01* (−0.01; −0.00)	0.99	−0.01* (−0.01; 0.00)	0.99
Internet use (hrs)	−0.02 (−0.04; 0.01)	0.98	−0.02 (−0.06; 0.02)	0.97	0.03* (0.01; 0.06)	1.03
Mediated contact
often	1	.	1	.	1	.
Sometimes	−0.22 (−0.66; 0.22)	0.80	−0.35 (−1.09; 0.39)	0.70	0.59 (−0.02; 1.19)	1.79
Rarely/never	0.39 (−0.58; 1.34)	1.47	−0.28 (−1.92; 1.37)	0.76	0.58 (−0.75; 1.92)	1.79

Base category = ‘a face to face intervention with an instructor’, n = 814.

*p < 0.05; **P < 0.01.