Table 3.

Multivariate Model of Patient Characteristics and Medications Associated with Falls

	aOR (95% CI)
Patient Characteristics
Gender (female)	0.69 (0.48 – 0.98)
History of falls	2.73 (1.79 – 4.16)
Ambulation
No assistance needed	1 [Reference]
Bedrest	1.32 (0.72 – 2.42)
Assistive device	3.17 (1.47 – 6.80)
Person assistance	2.08 (1.31 – 3.31)
Body Mass Index
Normal (18.5 – 24.9)	1 [Reference]
Underweight (≤18.5)	2.35 (1.17 – 4.74)
Overweight (25.0 – 29.9)	1.44 (0.92 – 2.25)
Obese (≥30)	1.58 (1.01 – 2.48)
Estimate of the time (confusion)
Correct	1 [Reference]
Incorrect	2.44 (1.48 – 4.03)
Unable to answer	0.94 (0.49 – 1.78)
Dizziness	2.12 (1.05 – 4.28)
Incontinence	1.53 (1.00 – 2.33)
Medications
Hydantoin anticonvulsants	3.25 (1.33 – 7.95)
Haloperidol	2.80 (1.16 – 6.77)
Tricyclic antidepressants	2.43 (1.21 – 4.90)
Benzodiazepine anticonvulsants	2.19 (1.46 – 3.29)
Insulin	1.46 (1.01 – 2.13)
Proton pump inhibitors	0.63 (0.44 – 0.90)
Muscle relaxants	0.44 (0.27 – 0.71)

Abbreviations: aOR, adjusted odds ratio; CI, confidence interval Hosmer-Lemeshow goodness of fit test: chi-square =6.66; p=.57