# Table 2 Estimated cost and length of stay with and without complications: results using 2008 HCUP NIS dataa

Input variable With complications (SD) Without complications (SD) With or without complications (SD)
Upper and lower GI combined, N = 95,198; Infectious Complication rate, 11.2%
Cost per day    \$2,948 (\$2,642)
Cost per stay \$53,361 (\$62,039) \$20,406 (\$21,541) \$24,096 (\$30,838)
Length of stay 18.24 (16.25) 7.43 (4.99) 8.64 (7.96)
Upper and Lower GI Combined, N = 95,198, Infectious + Other Complication Rate = 20.8%
Cost per day    \$2,948 (\$2,642)
Cost per stay \$41,119 (\$52,420) \$19,628 (\$19,580) \$24,096 (\$30,838)
Length of stay 14.81 (13.41) 7.02 (4.49) 8.64 (7.96)
Upper GI only, N = 11,291; Infectious Complication rate, 17.1%
Cost per day    \$3,773 (\$4,733)
Cost per stay \$85,451 (\$89,124) \$34,194 (\$37,964) \$42,895 (\$53,988)
Length of stay 25.03 (19.92) 10.11 (6.32) 12.65 (12.61)
Lower GI only, N = 83,974; Infectious Complication rate, 10.4%
Cost per day    \$2,838 (\$2,167)
Cost per stay \$46,320 (\$51,728) \$18,697 (\$17,764) \$21,572 (\$25,147)
Length of stay in days 16.75 (14.48) 7.09 (4.42) 8.10 (6.93)
1. Abbreviations: NIS Â Nationwide Inpatient Sample; GI gastrointestinal; HCUP Healthcare Cost and Utilization Project; SD standard deviation.
2. a Costs in flated from 2008 dollars to 2010 using the medical care component of the US Consumer Price Index.