Table 2.

Subgroup analyses of change in consultation rate before and after the launch of the website in March 2012

Subgroups	Constant*	Preintervention slope	Postintervention slope	Slope change	p Value
Male	218.036	0.558	−0.551	−1.109	0.004
Female	325.262	1.066	−1.037	−2.103	<0.001
Age <16	202.665	−0.083	−0.647	−0.563	0.37
Age 16–40	229.494	0.533	−0.713	−1.245	<0.001
Age 41–70	297.084	0.881	−0.873	−1.754	<0.001
Age >70	462.495	2.545	−1.604	−4.149	<0.001
Low SES	277.038	1.302	−0.914	−2.216	0.001
Intermediate SES	277.756	0.608	−0.620	−1.228	<0.001
High SES	259.988	0.692	−0.897	−1.589	<0.001

Values are presented as consultations/1000 patients/month.

*Consultation rate at t=0.

SES, socioeconomic status.