Table 3: Changes in drinking variables between baseline and at 3 month followup among staff-referred and self-referred patients.

Staff-referred group
Self-referred group
-value

Average weekly consumption (g)
Baseline, mean (median)91.0 (72)88.2 (72).757
Followup, mean (median)82.6 (60)90.6 (72).317
Absolute change ( -value)−8.4 (0.043)a2.4 (0.642)b.102
Relative change (%)−92

Number of HED occasions per month
Baseline, mean (median)4.5 (3)4.5 (3).897
Followup, mean (median)2.3 (1)1.7 (1).117
Absolute change ( -value)−2.2 (0.000)c−2.8 (0.000)d.465
Relative change (%)−49−62

Changed from risk to no risk
Changed from risk to no risk, %4235.095

aTest for change in average weekly intake within the “Staff-referred group”.
bTest for change in average weekly intake within the “Self-referred group”.
cTest for change in number of HED occasions per month within the “Staff-referred” group.
dTest for change in number of HED occasions per month within the “Self-referred test” group.