Table 1.

Responses to items assessing adherence to recommended practices (N = 1534)

	Completed “usually” or “every time” (90% or greater adherence): n, % (95% confidence interval)	Completed “frequently,” “sometimes,” or “occasionally” (30–70% adherence): n, % (95% confidence interval)	Completed “rarely” or “never” (less than 10% adherence): n, % (95% confidence interval)	Do not know
Preoperative frailty evaluation using a formal measurement scale	36, 2.3% (16.5%, 3.2%)	100, 6.5% (5.3%, 7.9%)	1235, 80.5% (78.4%, 82.5%)	163, 10.6% (9.1%, 12.3%)
Preoperative comprehensive geriatric evaluation	10, 0.7% (0.3%, 1.2%)	81, 5.3% (4.2%, 6.5%)	1262, 82.3% (80.3%, 84.1%)	181, 11.8% (10.2%, 13.5%)
Multimodal analgesia use in the first 24 hours after surgery	723, 47.1% (44.6%, 49.7%)	687, 44.8% (42.3%, 47.3%)	75, 4.9% (3.9%, 6.1%)	49, 3.2 % (2.4%, 4.2%)
Preoperative screening for dementia or other pre-existing cognitive impairment using a formal measurement scale	64, 4.2% (3.2%, 5.3%)	194, 12.6% (11.0%, 14.4%)	1267, 82.6% (80.6%, 84.5%)	N/A
Postoperative delirium screening using a formal measurement scale*	70, 4.6% (3.6%, 5.7%)	183, 11.9% (10.4%, 13.7%)	1280, 83.5% (81.5%, 85.3%)	N/A
Preoperative provision of information to patient or family regarding the risk of developing delirium or other cognitive disorders after surgery	391, 25.5% (23.3%, 27.7%)	675, 44.0 % (41.5%, 46.5%)	468, 30.5% (28.2%, 32.9%)	N/A

*Data available for 1533 respondents, 1 missing due to incomplete responses