Use of alcohol and drugs by Norwegian employees: a pilot study using questionnaires and analysis of oral fluid

Table 4 Drug and alcohol use and consequences of alcohol use among male employees followed up individually.

	Age <35 years n = 66 %	Age ≥35 years n = 151 %	p-value¹
Consumed 6 drinks or more in one occasion at least once a month	36.9	18.5	0.005
Absent from work due to consumption of alcohol during last 12 months	13.4	3.3	0.005
In-efficiency or hangover at work due to alcohol during last 12 months	29.9	10.7	0.001
Deficient memory after drinking session at least once last year	29.2	16.0	0.027
Use of psychoactive medicinal drugs during the last 48 hours²	1.5	5.3	0.199
Use of illegal drugs during the last 48 hours²	6.1	2.0	0.118

¹Chi square test for differences between age groups. ²Self-reported use or drug detected in oral fluid.