Table 1 Study population: number of patients, physicians, hospitals and percentage of excluded cases per DRG 1999, 2000, 2001

88

Chronic Obstructive Pulmonary Disease

38,424

36,478

34,400

9,125

8,779

8,476

237

234

228

0.86

3.46

2.62

127

Congestive Heart Failure

62,682

62,599

59,763

11,282

11,285

11,048

233

234

229

3.21

3.72

3.00

209

Hip replacement

28,426

29,827

32,016

1,267

1,238

1,240

210

207

204

2.58

3.04

3.13

358

Hysterectomy with complications

8,408

8,412

8,137

2,236

2,154

2,104

215

208

207

1.87

3.41

3.58

359

Hysterectomy without complications

21,962

22,926

22,604

2,630

2,608

2,520

216

215

212

2.46

2.09

1.78

370

Cesarean section with complications

11,731

12,125

11,955

2,217

2,240

2,183

164

161

159

2.61

2.54

2.42

371

Cesarean section without complications

39,844

42,980

42,769

2,602

2,654

2,571

163

161

159

1.31

1.25

1.22