. Author manuscript; available in PMC: 2013 Oct 22.

Published in final edited form as: Arch Intern Med. 2012 Oct 22;172(19):1514–1516. doi: 10.1001/archinternmed.2012.3630

Table.

Percent of survey responders who report routinely holding hypoglycemic medications prior to procedure in diabetic patients referred for coronary angiography (Percent of those who routinely hold but will continue medication in uncontrolled diabetes mellitus, defined as glycosylated hemoglobin >10% or blood glucose levels >200mg/dL)

Sulfonylurea	Metformin	TZD	NPH-insulin		NPH component of 70/30 insulin^*	Glargine-insulin
Sulfonylurea	Metformin	TZD	Hold dose	Continue half-dose	NPH component of 70/30 insulin^*	Hold dose	Continue half-dose
70% (39%)	88%^** (12%)	55% (34%)	26% (35%)	72%	63% (55%)	16% (32%)	60%

70/30 insulin consists of 70% long-acting NPH and 30% short-acting or rapid-acting insulin

^**

28% hold metformin for 48 hours before and 48 hours after procedure

TZD = Thiazolidinedione