Table 3

Summary of crude and adjusted effect measures for unintentional cutting or piercing injuries

Control Periods


'Day before'

'Week before'


Exposure

Crude OR

95% CI

Crude OR

95% CI

Adjusted* OR

95% CI


Alcohol ≥ 1 vs. 0 standard drinks)

3.19

1.79, 5.99

3.08

1.57, 6.49

3.28

1.78, 6.06


Alcohol (1 to 3 vs. 0 standard drinks)

2.20

1.00, 5.20

1.80

0.79, 4.36

1.77

0.84, 3.74


Alcohol ≥ 4 vs. 0 standard drinks)

4.83

1.97, 14.2

9.50

2.29, 8.41

8.68

3.11, 24.3


OR, odds ratio

Crude OR calculated as discordant pairs. For example, 3.19 = (22 + 29)/(10 + 6) from Table 2

*From a conditional logistic regression, accounting for both control periods ('day before' and 'week before') and adjusted for marijuana use, and sleep deprivation

CI, confidence interval

Thornley et al. BMC Public Health 2011 11:852   doi:10.1186/1471-2458-11-852

Open Data