Demographics
| | |
Clinical characteristics
| | |
Age (years)
| |
67 (9.3)
|
Diagnosis
| | |
| | |
Osteoarthritis
|
133 (96)
| |
Gender
| | |
Rheumatoid arthritis
|
5 (4)
| |
Female
|
91 (66)
| |
BMI ‡ (kg/m2)
| |
31.2 (6.2)
|
Marital status
| | |
Comorbidities ( /56)
| |
6.5 (2.2)
|
Single, separated, divorced or widowed
|
51 (37)
| |
Duration of knee symptoms before enrolment (years) § (years)
| |
8.2 (8.3)
|
Married or common law
|
87 (63)
| |
Contralateral knee pain
∣∣
|
100 (72)
| |
| | |
Use of a walking aid before surgery
|
52 (38)
| |
Living alone
|
33 (24)
| |
Surgical characteristics
| | |
| | |
Implant type
| | |
Socioeconomic characteristics
| | |
Postero-stabilized
|
108 (78)
| |
Educational level (part or complete)
| | |
Cruciate retaining
|
30 (22)
| |
High school or less
|
77 (56)
| |
Implant fixation
| | |
College or university
|
61 (44)
| |
Cementless
|
4 (3)
| |
Employment status
| | |
Hybrid
|
2 (1)
| |
Unemployed or retired
|
108 (78)
| |
Cemented
|
132 (96)
| |
Employed
|
30 (22)
| |
Implant bearing type
| | |
Household income
*
| | |
Mobile
|
4 (3)
| |
< $30 000 / year
|
48 (35)
| |
Fixed
|
134 (97)
| |
$30 000 - $59 999/ year
|
42 (30)
| |
Patella resurfacing
|
129 (93)
| |
≥ $60 000/ year
|
32 (23)
| |
Number of in-hospital complications
¶
| | |
| | |
0
|
103 (77)
| |
Psychosocial characteristics
| | |
1
|
34 (24)
| |
Psychological distress (/42)
| |
7.1 (6.3)
|
≥2
|
9 (7)
| |
Social support
†
| | |
Health services utilization
| | |
Low
|
66 (48)
| |
Hospital length of stay (days)
| |
7.1 (2.9)
|
High
|
72 (52)
| |
Discharged directly home
|
120 (87)
| |
| | |
Post-surgery community physiotherapy(hours)
| |
14.7 (18.3)
|