|
Risk factors(health care provider - related factors)
|
Studies reporting on a risk factor for THA or TKA:total number,number reporting a significant (p ≤ .05)increased(+) or decreased (−) risk,and number with no significant association (p > .05)
|
|---|
|
THA
|
TKA
|
|---|
|
N
|
p ≤ .05
|
p > .05
|
N
|
p ≤ .05
|
p > .05
|
|---|
| |
+
|
-
| | |
+
|
-
| |
|---|
|
TKA (vs. THA)
|
4
|
2
|
0
|
2
|
4
|
2
|
0
|
2
|
|
THA (vs. resurfacing)
|
1
|
1
|
0
|
0
|
-
|
-
|
-
|
-
|
|
Revision (vs. primary)
|
1
|
0
|
0
|
1
|
2
|
1
|
0
|
1
|
|
Bilateral (vs. unilateral)
|
3
|
1
|
0
|
2
|
4
|
2
|
0
|
2
|
|
Right side (vs. left side)
|
-
|
-
|
-
|
-
|
1
|
0
|
0
|
1
|
|
Cement (vs. cementless)
|
2
|
1
|
0
|
1
|
3
|
2
|
0
|
1
|
|
ROBODOC* (vs. traditional)
|
1
|
0
|
1
|
0
|
-
|
-
|
-
|
-
|
|
Longer surgery time
|
3
|
1
|
0
|
2
|
3
|
1
|
0
|
2
|
|
General anesthesia
|
3
|
0
|
0
|
3
|
3
|
0
|
0
|
3
|
|
Spinal anesthesia
|
-
|
-
|
-
|
-
|
1
|
0
|
0
|
1
|
|
Bleeding ≥ 1280 ml
|
-
|
-
|
-
|
-
|
1
|
1
|
0
|
0
|
|
Lower hospital volume
|
1
|
1
|
0
|
0
|
2
|
1
|
0
|
1
|
|
Insurance type†
|
1
|
0
|
0
|
1
|
-
|
-
|
-
|
-
|
- *ROBODOC is a femoral milling system which excavates the femoral canal precisely and may reduce intraoperative pulmonary embolism during cementless THA.
- †The comparisons are among private insurance, Medicare and Medicaid of USA.
