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Table 6 Responders to MMPI survey 2-year follow-up for Revision THA

From: Do pessimists report worse outcomes after total hip arthroplasty?

Total Obs

Yes Events

Variable

Level

Yes Events/Trials

Odds Ratio

95% CI for Odds Ratio

p-value

2687

196

Gender

Female

104/1437 = 7.2%

   
   

Male

92/1250 = 7.4%

1.02

(0.74,1.41)

0.91

2687

196

Age Category

≤60

43/796 = 5.4%

   
   

61–70

61/731 = 8.3%

1.59

(1.03,2.48)

0.04

   

71–80

71/902 = 7.9%

1.50

(0.97,2.32)

0.07

   

>80

21/258 = 8.1%

1.55

(0.86,2.79)

0.14

2652

193

BMI Category

<25

53/777 = 6.8%

   
   

25–29.9

77/1024 = 7.5%

1.11

(0.77,1.61)

0.58

   

30–34.9

51/576 = 8.9%

1.33

(0.87,2.04)

0.19

   

35–39.9

6/183 = 3.3%

0.46

(0.20,1.10)

0.08

   

≥40

6/92 = 6.5%

0.95

(0.35,2.57)

0.92

2679

196

ASA Score

1–2

90/1384 = 6.5%

   
   

3–4

106/1295 = 8.2%

1.28

(0.95,1.73)

0.10

2682

196

Charlson Index (5 point increase)

N/A

N/A

2.23

(1.60,3.11)

<0.01

2049

157

Income Category

>$45K

37/480 = 7.7%

   
   

≤$35K

41/604 = 6.8%

0.87

(0.54,1.41)

0.58

   

>$35K–$45K

79/965 = 8.2%

1.07

(0.70,1.63)

0.76

2575

184

Distance Category

0–100 miles

77/829 = 9.3%

   
   

>100–500 miles

77/1426 = 5.4%

0.56

(0.39,0.80)

<0.01

   

>500 miles or Non-US

30/320 = 9.4%

1.01

(0.62,1.65)

0.97

2687

196

Operative Diagnosis

Loosening/Wear or Osteolysis

146/1959 = 7.5%

   
   

Dislocation, Bone or Prosthesis Fracture, Instability, Non-Union

34/447 = 7.6%

1.02

(0.69,1.52)

0.91

   

Failed Prior Arthroplasty with Components Removed or Infection

16/281 = 5.7%

0.75

(0.43,1.32)

0.32