| 25 ED study | 25 ED study | 25 ED study | NISS RC study | NISS RC study | NISS RC study | NISS RC study | Collab. Study | Collab study | Single centre | Single centre | Single centre | Single centre | Single centre |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | Chen et al [23] | Li et al [24] City | Li et al [24] Rural | Zhang & Zhan [25] | Zhou et al [26] | Xu et al [27] | Li et al [28] | Li & Wang [29] | Li et al [30] | Li et al [31] | Qu et al [32] | Zhou et al [33] | Yang et al [34] | Wen et al [35] |
Design | Prosp. | Prosp. | Prosp. | Prosp. | Prosp. | Prosp. | Prosp. | Retro. | Prosp. | Prosp. | Retro. | Retro. | Retro. | Retro. (pre/post) |
Setting/location | Multiple Provinces | Multiple Provinces | Multiple Provinces | Qing-dao, Shangdong | Henan | Guangdong | Gaocheng, He Bei | Guang-dong | Shantou, Guang-dong | Shantou, Guang-dong | Hangzhou, Zhejiang | Guangzhou, Guangdong | Guangzhou, Guangdong | Chonqing |
Number Hospital | 25 | 14 | 11 | 6 | 3 | 10 | 26 | 332 | 2 | 1 | 1 | 1 | 1 | 1 |
Sample | 25,019 | 19,906 | 5113 | 1882 | 6948 | 42,567 | 7065 | 1,093,233 | 2611 | 11,472 | 13,008 | 10,654 | 5346 | 8271 |
Survey tool | Uniform survey | see [23] | see [23] | National CDC RC | National CDC RC | National CDC RC | National CDC RC | Report form | Uniform survey | Uniform survey | Registry log | Not stated | Registry log | Uniform survey |
Date of study | July 01 Oct 01 Jan 02 April 02 | see [23] | see [23] | 2004 | 2004 | 2004 | Dec 03 to Nov 04 | 1997-2001 | Nov 99 - Nov 00 | 2000-2002 | 1998-2002 | 2000-2005 | Aug 03-Aug 05 | 1996-2004 |
Age (years) | 0-14: 12% 15-34: 50% 35-59: 31% 60+: 7% | see [23] | see [23] | < 21: 22% 21-59: 71% > 60: 4% | 0-14: 6%; 15-44: 66% 45-64: 14% 65+: 4% | 12-24: 31% 25-34: 29% | 0-4: 2% 5-14: 8% 15-19: 14% 20-24: 13% 25-44: 39% 45-64: 19% 65+: 5% | - | 20-35: 47% no specific data | 0-19: 25% 20-39: 55% 40-59: 15% 60+: 5% | - | 0-10: 2% 11-20: 7% 21-30: 33% 31-40: 25% 41-50: 20% 51+: 11% | 0-15: 10.3% 15-20: 14% 21-30: 32% 31-40: 20% 41-50: 11% 51-60: 5% 60+: 8% | Range: Pr: 14-86 Po:16-79 Mean: Pr: 32 Po: 34 |
Sex ratio (M:F) | 2:1 | 2:1 | 2:1 | 3.1:1 | 2.3:1 | 2.5:1 | 2.5:1 | - | 2.5:1 | 2.6:1 | - | 2.4:1 | 1.9:1 | Pr:1.6:1 Po: 1.9:1 |
Occupation | - | Yes | Yes | Yes | Yes | - | - | - | - | - | - | - | - | - |
Arrived by EMS | 14.4% | 14.4% | 14.4% | 29.4% | - | - | - | - | - | - | - | - | - | - |
Mechanism | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
Location of injury | - | - | - | Yes | Yes | Yes | - | - | - | - | - | - | - | - |
ISS/AIS severity | - | - | - | - | - | - | - | - | - | - | - | ISS category | Deaths only | AIS ≥ 3 ISS > 15 |
ICD | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
GCS | - | - | - | - | Â | Â | - | - | - | - | - | - | - | - |
Injury description | - | - | - | - | Yes | Yes | - | - | - | - | - | - | - | - |
RTS | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
TRISS | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
ICU admission | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
Mortality rate | 0.5% P: 1.1% AI: 0.5% | 0.5% | 1.29% | - | - | - | 0.8% | 1.6% | 4% (within 3 months) | - | 1.3% | Pre-hosp: 3.4%; ED:NR | 0.3% | Pr: 7.6% Po: 3.2% |
Length of stay | - | - | - | - | - | - | - | 16 days | - | - | - | - | - | - |
Financial cost | - | - | - | - | - | - | - | Yes | - | - | - | - | - | - |