Table 2.
The epidemiology of traumatic fractures according to different year and age range groups.
| Groups | Year of admission | Age range group | Total | ||||
|---|---|---|---|---|---|---|---|
| 2002-2004 | 2005-2007 | 2008-2010 | ≤6 | 6-12 | 12-18 | ||
| Total | 393 | 893 | 1164 | 556 | 787 | 1107 | 2450 |
| Incidence per 100000 HA | 186.1 | 309.7 | 266.6 | 59.5 | 84.1 | 118.2 | 261.8 |
| M/F | 299/94 | 660/233 | 849/315 | 356/200 | 577/210 # | 875/232 #& | 1808/642 |
| Mean age | 11.1 ± 4.9 | 11.0 ± 5.1 | 11.2 ± 4.9 | 4.1 ± 1.5 | 9.4 ± 1.7 # | 15.8 ± 1.7#& | 11.1 ± 5.0 |
| Aetiologies | |||||||
| Low fall | 155 (39.4) | 376 (42.1) | 511 (43.9) | 219 (39.4) | 396 (50.3) # | 427 (38.6) & | 1042 (42.5) |
| MVCs | 141 (35.9) | 266 (29.8) # | 321 (27.6) # | 203 (36.5) | 207 (26.3) # | 318 (28.7) # | 728 (29.7) |
| High fall | 50 (12.7) | 119 (13.3) | 181 (15.5) | 94 (16.9) | 101 (12.8) # | 155 (14.0) | 350 (14.3) |
| Struck by object | 16 (4.1) | 33 (3.7) | 52 (4.5) | 18 (3.2) | 40 (5.1) | 43 (3.9) | 101 (4.1) |
| Hit by others | 8 (2.0) | 40 (4.5) # | 26 (2.2) & | 1 (0.2) | 11 (1.4) # | 62 (5.6) #& | 74 (3.0) |
| Sprain | 7 (1.8) | 14 (1.6) | 28 (2.4) | 1 (0.2) | 15 (1.9) # | 33 (3.0) # | 49 (2.0) |
| Mechanical injury | 9 (2.3) | 28 (3.1) | 11 (0.9) #& | 10 (1.8) | 4 (0.5) # | 34 (3.1) & | 48 (2.0) |
| Others | 7 (1.8) | 17 (1.9) | 34 (2.9) | 10 (1.8) | 13 (1.7) | 35 (3.2) & | 58 (2.4) |
| Age range | |||||||
| ≤6/2002-2004 | 84 (21.4) | 213 (23.9) | 259 (22.3) | 84 (15.1) | 141 (17.9) | 168 (15.2) | 556 (22.7) |
| 6-12/2005-2007 | 141 (35.9) | 285 (31.9) | 361 (31.0) | 213 (38.3) | 285 (36.2) | 395 (35.7) | 787 (32.1) |
| 12-18/2008-2010 | 168 (42.7) | 395 (44.2) | 544 (46.7) | 259 (46.6) | 361 (45.9) | 544 (49.1) | 1107 (45.2) |
| Fracture sites | |||||||
| ULF | 166 (42.2) | 401 (44.9) | 501 (43.0) | 209 (37.6) | 403 (51.2) # | 456 (41.2) & | 1068 (43.6) |
| LLF | 163 (41.5) | 307 (34.4) # | 455 (39.1) & | 198 (35.6) | 255 (32.4) | 472 (42.6) #& | 925 (37.8) |
| CFF | 67 (17.0) | 212 (23.7) # | 259 (22.3) # | 177 (31.8) | 167 (21.2) # | 194 (17.5) #& | 538 (22.0) |
| SF | 25 (6.4) | 41 (4.6) | 64 (5.5) | 5 (0.9) | 17 (2.2) | 108 (9.8) #& | 130 (5.3) |
| RSF | 2 (0.5) | 7 (0.8) | 21 (1.8) | 2 (0.4) | 7 (0.9) | 21 (1.9) # | 30 (1.2) |
| ND | 71 (18.1) | 157 (17.6) | 235 (20.2) | 93 (16.7) | 140 (17.8) | 230 (20.8) # | 463 (18.9) |
ULF: upper limb fracture; LLF: lower limb fracture; CFF: craniofacial fracture; SF: spinal fracture; RSF: fracture of rib and sternum; ND: neurological deficit. #: significant difference compared to 2002-2004 year of admission group or ≤6 years old range group; &: significant difference compared to 2005-2007 year of admission group or 6-12 years old range group.