Table 3.

Trends in 30-day hospital readmission rates after sepsis admissions identified using explicit codes and severe sepsis identified using explicit and implicit codes and by pneumonia status.

Readmission Rates by Explicit and Implicit Codes
Year	30-Day Hospital Readmission Rates After Explicit Sepsis, % *	30-Day Hospital Readmission Rates After Explicit Severe Sepsis, %	30-Day Hospital Readmission Rates After Implicit Severe Sepsis, %
2010	27.61 (103/373)	25.41 (94/370)	26.69 (126/472)
2011	27.15 (227/836)	25.58 (210/821)	25.64 (270/1053)
2012	25.95 (288/1110)	27.19 (332/1221)	27.06 (390/1441)
2013	23.63 (337/1426)	28.50 (375/1316)	28.05 (451/1608)
2014	23.93 (457/1910)	26.36 (387/1468)	26.85 (504/1877)
2015	22.89 (263/1149)	23.40 (190/812)	24.95 (261/1046)
Readmission Rates by Pneumonia and Sepsis Status
Year	30-Day Hospital Readmission After Pneumonia, Non-Sepsis Admissions, %	30-Day Hospital Readmission After Sepsis Related to Pneumonia Admissions, %	30-Day Hospital Readmission After Non-Pneumonia Sepsis Admissions, % *
2010	18.32 (174/950)	23.78 (34/143)	26.97 (164/608)
2011	20.11 (418/2079)	23.23 (95/409)	27.30 (344/1260)
2012	21.82 (384/1760)	25.42 (135/531)	26.89 (483/1796)
2013	20.75 (344/1658)	26.27 (166/632)	25.86 (546/2111)
2014	18.48 (287/1553)	25.09 (199/793)	24.94 (642/2574)
2015	19.51 (168/861)	20.37 (98/481)	23.96 (352/1469)

^*Significant test for trend, p<0.05.