Skip to main content

Table 1 Emergency department (ED) visits for COPD as the primary diagnosis in year 2009, 2010 and 2012 NEDS database

From: Utilization due to chronic obstructive pulmonary disease and its predictors: a study using the U.S. National Emergency Department Sample (NEDS)

 

2009 NEDS

2010 NEDS

2012 NEDS

#COPD ED visits (% total)

1,019,276 (0.79)

1,039,825 (0.80)

1,100,378 (0.82)

Age, in years

   

 Mean (SE)

65.99 (0.15)

65.82 (0.13)

65.49 (0.13)

 Median (IQR)

65.88 (55.71, 75.70)

65.68 (55.52, 75.36)

65.04 (55.34, 74.82)

Sex

   

 Female

561298 (55.13)

573,622 (55.17)

608,895 (55.34)

Patient location (residence)

   

 Micropolitan/not metro

283,145 (27.95)

280,036 (27.07)

297,501 (27.13)

 Metropolitan (large or small)

729,842 (72.05)

754,433 (72.93)

798,895 (72.87)

Median house hold income

   

 1st quartile (< $38,999)

371,277 (37.46)

373,961 (36.88)

428,687 (39.81)

 2nd quartile ($39,000 to $47,999)

307,056 (30.98)

302,423 (29.83)

295,576 (27.45)

 3rd quartile ($48,000 to $62999)

198,385 (20.01)

206,248 (20.34)

219,078 (20.34)

 4th quartile ($63,000 or more)

114,521 (11.55)

131,230 (12.94)

133,571 (12.40)

Primary payer

   

 Medicare

643,010 (63.18)

652,143 (62.84)

692,608 (63.02)

 Medicaid

137,000 (13.46)

146,288 (14.10)

163,123 (14.84)

 Private insurance

142,543 (14.00)

139,120 (13.40)

128,603 (11.70)

 Self-pay/no charge

71,418 (7.02)

768,75 (6.92)

84,873 (7.72)

 Other

23,818 (2.34)

23,395 (0.49)

29,812 (2.71)

Hospital Region

   

 Northeast

170,206 (16.70)

175,398 (16.87)

181,739 (16.52)

 Midwest

250,323 (24.56)

261,053 (25.11)

268,176 (24.37)

 South

457,795 (44.91)

446,524 (42.94)

498,801 (45.33)

 West

140,952 (13.83)

156,850 (15.08)

151,661(13.78)

Teaching status of hospital

   

 Metropolitan non-teaching or non-metro

730,087 (71.63)

721,206 (69.36)

742,700 (67.49)

 Metropolitan teaching

289,189 (28.37)

318,619 (30.64)

357,679 (32.51)

  1. IQR interquartile range, SE standard error