Table 5.

Odds ratios for ADEs in England, Germany, and the USA

Variable	England	Germany	USA
	Odds ratio [95% CI]
Male	0.810 [0.809–0.812]	0.894 [0.890–0.898]	1.225 [1.222–1.227]
Emergency	8.082 [8.065–8.099]	1.391 [1.384–1.397]	2.336 [2.331–2.341]
Operation	0.367 [0.366–0.367]	0.591 [0.588–0.594]	0.544 [0.543–0.545]
Age ≤ 53 years	1.076 [1.073–1.078]	0.648 [0.645–0.651]	0.842 [0.840–0.844]
Length of stay ≤ 10 days	0.340 [0.339–0.341]	0.376 [0.374–0.378]	0.418 [0.416–0.420]

Confidence intervals are indicated in square brackets.