From: Baseline characteristics and hospitalizations in patients with schizophrenia receiving olanzapine long-acting injection: an interim analysis from a non-interventional, prospective observational safety study
95Â % Confidence Interval
Variable
Hazard Ratio
Lower
Upper
P-valueb
Psychiatric hospitalization in prior 12Â months
5.00
2.41
10.37
<0.0001
Recreational drug use within 24Â h of baseline study visit
5.90
1.41
24.59
0.015