A web-based intervention to support self-management of patients with type 2 diabetes mellitus: effect on self-efficacy, self-care and diabetes distress

Table 2 Summary statistics of psychological and clinical outcomes (with 95% confidence interval), at implementation of intervention and 9 months later

Outcome	Immediate change (at time of intervention)	p-value	Change in outcome at study end, over expected value	p-value
Self-efficacy	0.13 (0.06, 0.20)	0.0004	0.12 (−0.028, 0.263)	0.11
Self-care	0.26 (−0.17, 0.68)	0.24	0.44 (0.23, 0.63)	<0.0001
Diabetes distress	−2.29 (−3.76, −0.81)	0.002	−1.84 (−4.81, 1.12)	0.22
HbA1c	0.37 (−0.11, 0.85)	0.13	−0.055 (−1.13, 1.02)	0.93
Weight (kg)	0.37 (−3.00, 3.74)	0.83	−1.10 (−9.31, 7.12)	0.77
Blood pressure (mm Hg)
Systolic	1.79 (−5.87, 9.26)	0.66	−5.89 (−18.26,12.37)	0.53
Diastolic	0.43 (−4.13, 4.98)	0.85	−8.22 (−19.18, 2.74)	0.14
LDL-C (mmol/L)	−0.0006 (−0.26, 0.26)	0.996	0.14 (−0.55, 0.82)	0.72

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