Results of a cluster randomised controlled trial to reduce risky use of alcohol, alcohol-related HIV risks and improve help-seeking behaviour among safety and security employees in the Western Cape, South Africa

Table 3 Workplace drinking climate and group cohesion (baseline, post intervention and three-month follow-up)

Climate and cohesion	Group*	Baseline				Post intervention				3-month follow-up				F-statistic	P-value
Climate and cohesion	Group*	N	Mean	SE	CI	N	Mean	SE	CI	N	Mean	SE	CI	F-statistic	P-value
Workplace drinking climate	I	166	2.934	0.090	2.757-3.111	126	2.883	0.095	2.696-3.069	93	2.910	0.101	2.712-3.108	F (2,413) = 2.15	P = 0.11
Workplace drinking climate	C	155	2.954	0.089	2.778-3.130	109	2.970	0.096	2.782-3.158	95	2.775	0.098	2.582-2.968	F (2,413) = 2.15	P = 0.11
Group cohesion	I	169	3.302	0.069	3.166-3.439	126	3.464	0.073	3.320-3.607	93	3.273	0.077	3.121-3.424	F (2,421) = 1.39	P = 0.24
Group cohesion	C	156	3.482	0.068	3.349-3.616	110	3.520	0.072	3.378-3.663	96	3.389	0.075	3.242-3.535	F (2,421) = 1.39	P = 0.24