Table 2.

Cohorts in which Diabetes Is Tested as a Predictor of Readmission

Reference number	Number	Population	Follow-up	Relationshipa
22	1129	CHF	6 months	OR 1.62 (1.23–2.14)
23	5791	CHF	2–3 months	OR 5.54 (4.94–6.20)
24	366	Renal transplant	Up to 14 years	10.89 versus 18.28 months (p = .047)
25	1665	Cardiac surgery, readmission for CHF	1 month	Adjusted OR 1.18 (0.87–1.60)
26	7493	Cardiac surgery	Up to 10 years	Cox HR 1.3 (1.20–1.41)
27	2574	Cardiac surgery	1 month	OR 1.64 (1.25–2.14)
28	900	Cardiac surgery	48 months	OR 2.56 (1.81–3.63)

^aCox HR, Cox prandial hazard ratio; OR, odds ratio.