Table 3.

Factors Associated with Admission Order Errors (outcome 2)

	Admission order errors			Clinically relevant admission order errors
	Adjusted			Adjusted
Variable	Unadjusted	Without PAML errors	With PAML errors	Unadjusted	Without PAML errors	With PAML errors
Age (55–64, 65+ vs. <55)	1.61 (1.17–2.22)*	1.84 (1.26–2.70)*	1.74 (1.18–2.56)*	1.93 (1.26–2.97)*	1.95 (1.19–3.18)*	1.54 (0.99–2.40)
Living alone vs. not	0.79 (0.47–1.31)	0.86 (0.54–1.37)	0.81 (0.51–1.28)	0.96 (0.45–2.06)	1.56 (0.82–2.95)	1.44 (0.75–2.74)
Insurance type (not private†  vs. private)	1.39 (0.79–2.43)	0.73 (0.41–1.32)	0.70 (0.37–1.31)	1.81 (0.79–4.13)	1.07 (0.48–2.37)	1.02 (0.44–2.33)
Health literacy (inadequate  or marginal vs. adequate)	0.68 (0.36–1.31)	0.64 (0.33–1.22)	0.50 (0.24–1.04)	0.79 (0.30–2.08)	0.59 (0.21–1.62)	0.41 (0.16–1.05)
Cognition level (dementia  vs. no dementia)	1.00 (0.44–2.28)	0.96 (0.43–2.13)	0.84 (0.45–1.58)	1.02 (0.34–3.03)	1.41 (0.44–4.56)	1.05 (0.38–2.86)
Medication understanding‡	1.27 (0.73–2.21)	1.34 (0.81–2.22)	1.15 (0.69–1.91)	1.48 (0.64–3.46)	1.92 (0.85–4.36)	1.50 (0.70–3.23)
Medication adherence§	0.88 (0.68–1.13)	1.00 (0.80–1.26)	1.07 (0.87–1.31)	0.95 (0.65–1.39)	1.15 (0.84–1.57)	1.21 (0.94–1.55)
# pre–admission prescription  meds (per additional  medication)	1.09 (1.02–1.16)*	1.07 (1.01–1.14)*	1.00 (0.93–1.07)	1.14 (1.05–1.23)*	1.12 (1.05–1.20)*	1.05 (0.97–1.12)
Medication list available in  EMR	1.58 (0.95–2.63)	1.08 (0.63–1.83)	1.62 (0.97–2.72)	2.49 (1.24–5.01)*	1.39 (0.70–2.77)	1.45 (0.74–2.83)
# PAML errors	1.60 (1.42–1.80)*		1.59 (1.42–1.77)*	1.83 (1.54–2.18)*		1.71 (1.46–1.99)*

Results are presented as incidence rate ratios (IRR), with 95% confidence interval

*p < 0.05

^†Not private category included Medicaid, Medicare, self pay, and other types of insurance

^‡Per point on 0 to 3 scale, with higher numbers indicating better understanding

^§Per point on 0 to 4 scale, with lower numbers indicating better adherence