Table 1

Emergency Department Visits for Acute Pancreatitis in the U.S. by Patient and Hospital Characteristics; 1993–2003.

n
 Cumulative Number of Visits
 95% Confidence Interval
 Average Annual Visit Rate per 10,000 US Population
 95% Confidence Interval
 Average Annual Visit Rate per 10,000 ED Visits
 95% Confidence Interval
Overall (acute pancreatitis in any diagnostic position, without exclusions)
 649
 2,235,000
 1,983,000
 2,487,000
 7.4
 7.0
 7.6
 20.2
 18.0
 22.0
Overall (after imposing exclusion criteria)
 595
 2,052,000
 1,821,000
 2,282,000
 6.8
 6.1
 7.6
 18.5
 16.4
 20.6











Age Group (years)









     <10
 8
 nc*
 nc
 nc
 nc
 nc
 nc
 nc
 nc
 nc
     10–19
 10
 nc
 nc
 nc
 nc
 nc
 nc
 nc
 nc
 nc
     20–29
 69
 234,000
 167,000
 300,000
 5.2
 3.7
 6.6
 12.6
 9.0
 16.2
     30–39
 104
 288,000
 220,000
 355,000
 5.5
 4.2
 6.9
 16.7
 12.8
 10.7
     40–49
 153
 508,000
 402,000
 615,000
 10.6
 8.4
 12.8
 37.4
 29.5
 45.2
     50–59
 92
 346,000
 251,000
 441,000
 10.3
 7.5
 13.1
 39.4
 28.6
 50.2
     60–69
 76
 269,000
 189,000
 349,000
 11.0
 7.7
 14.3
 40.1
 28.2
 52.1
     70–79
 48
 212,000
 135,000
 289,000
 11.2
 7.1
 15.3
 30.7
 19.5
 41.8
     80+
 35
 136,000
 80,000
 192,000
 13.0
 7.7
 18.4
 22.0
 12.9
 31.1











Sex









     Female
 265
 954,000
 797,000
 1,110,000
 6.2
 5.2
 7.2
 16.3
 13.6
 18.9
     Male
 330
 1,098,000
 945,000
 1,251,000
 7.5
 5.4
 7.6
 21.0
 15.3
 21.3











Race









     White
 407
 1,424,000
 1,225,000
 1,624,000
 5.8
 5.0
 6.6
 16.8
 14.5
 19.2
     Black
 164
 559,000
 453,000
 666,000
 14.7
 11.9
 17.5
 24.0
 19.4
 28.6
     Other
 24
 nc
 nc
 nc
 nc
 nc
 nc
 nc
 nc
 nc











Ethnicity†









     Hispanic
 64
 198,000
 130,000
 266,000
 5.7
 3.7
 7.6
 20.8
 13.7
 28.0
     Non-Hispanic
 419
 1,484,000
 1,286,000
 1,683,000
 5.6
 4.8
 6.3
 21.2
 18.4
 24.0











U.S. Region









     Northeast
 145
 414,000
 306,000
 521,000
 7.2
 5.3
 9.0
 19.0
 14.1
 23.9
     Midwest
 122
 441,000
 343,000
 539,000
 6.3
 4.9
 7.8
 15.6
 12.2
 19.1
     South
 187
 740,000
 613,000
 866,000
 7.0
 5.8
 8.2
 18.1
 15.0
 21.2
     West
 141
 458,000
 331,000
 584,000
 6.8
 5.0
 8.7
 23.0
 16.6
 29.3











Metropolitan Status









     Metropolitan
 526
 1,692,000
 1,466,000
 1,917,000
 7.0
 6.1
 8.0
 19.5
 16.9
 22.1
     Non-metropolitan
 69
 360,000
 228,000
 492,000
 5.8
 3.7
 8.0
 15.0
 9.5
 20.5

*Not calculable because sample <30 or relative standard error >30%

†21% sample missing

Fagenholz et al. BMC Emergency Medicine 2007 7:1   doi:10.1186/1471-227X-7-1