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Table 2 Clinical information of respondents in Norrtälje Hospital and standard care hospitals, N = 3908

From: Patient-reported outcomes among patients undergoing total hip replacement in an integrated care system and in a standard care system in Region Stockholm, Sweden

 

Norrtälje Hospital

Standard care hospitals

 

n = 407

n = 3501

 

%

n

%

n

P-valuec

ASAa

 I

12.5

51

13.3

466

0.080

 II

50.4

205

51.7

1809

 

 III

36.4

148

32.2

1128

 

 IV

0.5

2

1.3

47

 

 Missing

0.2

1

1.5

51

 

Charnley class

 A

51.4

209

42.0

1640

0.085

 B

5.4

22

7.9

278

 

 C

43.2

176

45.2

1583

 

Hip side for surgery

 Right

59.0

240

57.1

1999

0.470

Type of incision approachb

 Posterior approach

61.4

250

46.4

1625

< 0.001

 Direct lateral position

37.6

153

49.4

1731

 

 Other incisions

0.9

4

4.0

141

 

 Missing

0.0

0

0.1

4

 
  1. a The American Society of Anaesthesiologists physical status classification (ASA) system
  2. b Other incisions = Direct lateral supine position (Hardinge), direct lateral trochanteroestoemy, MIS/1- approach (back), MIS/1 approach (front), MIS/2-approach, OCM-approach, Watson-Jones (original)
  3. c Chi-Square test