Official Journal of the Italian Society of Orthopaedics and Traumatology
Table 3 The top 98 significant keywords (> 10 frequency of occurrence)
No. | Keyword (frequency) | TLS | Cluster | S. No. | Keyword (frequency) | TLS | Cluster |
|---|---|---|---|---|---|---|---|
1 | Femur head necrosis (174) | 1033 | 1 | 50 | Alendronic acid (10) | 94 | 1 |
2 | Femur head (110) | 662 | 2 | 51 | Fracture (10) | 71 | 2 |
3 | Total hip prosthesis (80) | 586 | 2 | 52 | Fracture nonunion (10) | 68 | 3 |
4 | Avascular necrosis (77) | 538 | 3 | 53 | Prosthesis design (9) | 92 | 2 |
5 | Bone necrosis (65) | 429 | 1 | 54 | Apoptosis (9) | 78 | 1 |
6 | Postoperative complications (44) | 244 | 3 | 55 | Osteoblast (9) | 72 | 1 |
7 | Surgical technique (42) | 262 | 3 | 56 | Sickle cell anemia (9) | 49 | 1 |
8 | Hip arthroplasty, replacement (32) | 269 | 2 | 57 | Bone cement (8) | 75 | 2 |
9 | Osteonecrosis (29) | 215 | 1 | 58 | Dexamethasone (8) | 74 | 1 |
10 | Hip osteoarthritis (28) | 224 | 2 | 59 | Fracture reduction (8) | 66 | 3 |
11 | Corticosteroid (26) | 211 | 1 | 60 | Hip surgery (8) | 63 | 3 |
12 | Prosthesis failure (25) | 211 | 2 | 61 | Diabetes mellitus (8) | 60 | 1 |
13 | Hip prosthesis (23) | 216 | 2 | 62 | Angiogenesis (8) | 55 | 1 |
14 | Osteoarthritis (23) | 193 | 2 | 63 | Fracture fixation (8) | 53 | 3 |
15 | Acetabulum (23) | 178 | 2 | 64 | Fracture healing (8) | 50 | 3 |
16 | Femur neck fracture (21) | 167 | 3 | 65 | Pathogenesis (7) | 125 | 1 |
17 | Hip arthroplasty (21) | 161 | 2 | 66 | Mesenchymal stem cells (7) | 55 | 1 |
18 | Decompression surgery (21) | 134 | 4 | 67 | Cell differentiation (7) | 54 | 1 |
19 | Rheumatoid arthritis (20) | 169 | 2 | 68 | Animal models (7) | 51 | 1 |
20 | Prognosis (20) | 155 | 1 | 69 | Preoperation evaluation (7) | 51 | 2 |
21 | Hip dislocation (20) | 149 | 3 | 70 | Perthe’s disease (7) | 47 | 2 |
22 | Hip joint (19) | 167 | 2 | 71 | Alcohol consumption (6) | 586 | 1 |
23 | Steroids (19) | 140 | 1 | 72 | Mesenchymal stem cells transplantation (6) | 58 | 1 |
24 | Osteotomy (19) | 127 | 4 | 73 | Orthopedic surgery (6) | 48 | 3 |
25 | Femur fracture (18) | 116 | 3 | 74 | Surgical decompression (6) | 48 | 4 |
26 | Bone graft (18) | 107 | 4 | 75 | Bone development (6) | 45 | 1 |
27 | Osteoarthritis, hip (17) | 157 | 2 | 76 | Femur intertrochanteric (5) | 64 | 2 |
28 | Glucocorticoids (17) | 142 | 1 | 77 | Vitamin D (5) | 57 | 1 |
29 | Hip disease (17) | 114 | 2 | 78 | Idiopathic disease (5) | 54 | 1 |
30 | Systemic lupus erythematous (16) | 147 | 1 | 79 | Azathioprine (5) | 53 | 1 |
31 | Osteolysis (16) | 117 | 2 | 80 | Autologous transplantation (5) | 42 | 4 |
32 | Prosthesis loosening (15) | 136 | 2 | 81 | Biomechanics (5) | 41 | 2 |
33 | Hip dysplasia (15) | 117 | 2 | 82 | Autologous bone marrow transplantation (5) | 38 | 4 |
34 | Bone marrow (15) | 89 | 1 | 83 | Femoroacetabular impingement (5) | 37 | 2 |
35 | Treatment outcome (14) | 447 | 3 | 84 | Immunohistochemistry (5) | 36 | 2 |
36 | Methylprednisolone (14) | 115 | 1 | 85 | Drug effect (5) | 30 | 1 |
37 | Corticosteroid therapy (14) | 113 | 1 | 86 | Hypertension (4) | 53 | 1 |
38 | Pathology (14) | 110 | 2 | 87 | Congenital hip dislocation (4) | 46 | 2 |
39 | Femur neck (12) | 90 | 2 | 88 | Protein expression (4) | 38 | 1 |
40 | Risk assessment (12) | 80 | 3 | 89 | Hyperbaric oxygen (4) | 35 | 4 |
41 | Osteosynthesis (12) | 75 | 3 | 90 | Extracorporeal lithotripsy (4) | 33 | 4 |
42 | Pathophysiology (11) | 101 | 1 | 91 | Blood clotting disorders (3) | 31 | 1 |
43 | Bone transplantation (11) | 82 | 4 | 92 | Fibrinolysis (3) | 28 | 1 |
44 | Osteoporosis (11) | 81 | 1 | 93 | Gaucher disease (3) | 24 | 1 |
45 | Weight bearing (11) | 81 | 3 | 94 | Thrombophilia (3) | 23 | 1 |
46 | Hip fracture (11) | 78 | 3 | 95 | Bone regeneration (3) | 15 | 1 |
47 | Conservative treatment (11) | 72 | 4 | 96 | Kidney transplantation (2) | 28 | 1 |
48 | Biophosphonic acid derivatives (10) | 116 | 1 | 97 | Acetabulum fracture (2) | 26 | 3 |
49 | Prednisone (10) | 106 | 1 | 98 | Radiation injuries (2) | 10 | 2 |