Table 4Top 10 reasons for hospital stays among the uninsured, 1997 and 2006

Number of stays (percent of stays)
Uninsured hospital staysAll hospital stays
Principal diagnosis199720062006
Newborn190,700
11.4%
251,800
11.2%
4,289,000
10.9%
Nonspecific chest pain39,300
2.3%
79,200
3.5%
856,900
2.2%
Mood disorders55,000
3.3%
77,300
3.5%
729,500
1.8%
Skin infections27,900
1.7%
74,500
3.3%
596,600
1.5%
Alcohol-related disorders47,700
2.8%
54,700
2.4%
246,400
0.6%
Diabetes mellitus with complications31,000
1.8%
52,000
2.3%
516,600
1.3%
Substance-related disorders*50,900
2.3%
250,600
0.6%
Pneumonia50,400
3.0%
49,200
2.2%
1,218,500
3.1%
Hardening of the arteries40,400
2.4%
43,600
1.9%
1,198,300
3.0%
Perineal trauma due to childbirth30,000
1.8%
42,700
1.9%
817,800
2.1%
*

Statistics based on estimates with a relative standard error (standard error/weighted estimate) greater than 0.30 or with standard error = 0 in the nationwide statistics (NIS and KID) are not reliable. These statistics are suppressed and are designated with an asterisk (*).

Source: AHRQ, Center for Delivery, Organization, and Markets, Healthcare Cost and Utilization Project, Nationwide Inpatient Sample, 1997 and 2006

From: Trends in Uninsured Hospital Stays, 1997–2006

Cover of Healthcare Cost and Utilization Project (HCUP) Statistical Briefs
Healthcare Cost and Utilization Project (HCUP) Statistical Briefs [Internet].

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