Assume that an LOS of up to seven days is classified as short and a LOS greater

Question

Assume that an LOS of up to seven days is classified as short and a LOS greater than seven days is classified as long. Given this assumption, and using a 2x2 contigency table, determine the following ratios and risks:

Distribution of Short and Long Stays by population characteristics

1. Risk of a long stay for whites as compared to african americans

Characteristic # of short stays (up to 7 days) # of long stays Overall 7,854 1,185 Age Under 5 yrs 3,995 690 6-10 yrs 1,023 135 11-14 yrs 780 138 15-18 yrs 2,056 222 Sex Male 3,774 649 Female 4,080 536 Race White 4,103 572 Black 1,651 283 Other 200 42 Hospital Eastside Hospital 981 74 Riverside Hospital 1,401 211 Westside Medical Center 5,472 900 Primary Payment Source Workers' Compensation 15 1 Medicare 35 20 Medicaid or CHIP 2,209 363 Private Insurance 4,175 596 Self-pay 690 77 Other 526 90

Explanation / Answer

overall long stay giventhat is 1185

white long stay=572

africans that means black=283

risk for long stay=572-283=289

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