Table 1.
The characteristics of articles included in a systematic review
| Primary author | TSS* | Age (years) | Gender | Assessment tools | Occupation | Prevalence of LBP | Score# | Study design |
|---|---|---|---|---|---|---|---|---|
| Abdinejad F. 20028 | 1,000 | 25-50 | 1 | Question (WL, Ly, PP) | Farmer, Nurse, Office worker, Worker, Businessman | Ly=0.154, PP=0.70, WL=0.278 Ly (farmer=17%, nurse=13%, office worker=12.5%, worker=24%, businessman=10%) WL (farmer=37%, nurse=21%, office worker=27%, worker=41%, businessman=13%) PP (farmer=7.5%, nurse=5.5%, office worker=6.5%, worker=11.5%, businessman=4%) | 3 | C-S |
| Aghilinejad M. 20089 | 47 | 1 | Nordic Q (Ly) | Airplane pilot, Helicopter | Ly=(airplane pilot=0.35, helicopter=0.425) | 4 | C-S | |
| Bagherinasami M. 200710 | 4,813 | 11-14 | 1,2 | Question (PP, WL) | Student | PP=0.15 WL=0.40 | 4 | C-S |
| Bahrami A. 200911 | 278 | 25-34 | 1,2 | Nordic Q (Ly) | Hospital staff | Ly=0.60 | 4 | C-S |
| Choobineh A. 200712 | 642 | 22-66 | 1,2 | Nordic Q (Ly) | Nurse | Ly=0.54 | 3 | C-S |
| Lahmi M.A. 2003 and Choobineh A.R. 200713 | 1,439 | 13-81 | 1,2 | Nordic Q (Ly) | Hand-woven carpet industry | Ly=0.45 | 4 | C-S |
| Choobineh A.R. 200914 | 156 | Unknown | 1 | CCOHS (Ly) | Metal industry worker | Ly=0.54 (welder=62.2%, assemblers=51.2%, turning=63.6%, grinder=36.4%, operators=35.3%) | 4 | C-S |
| Choobineh A.R. 200815 | 454 | 20-60 | 1 | Nordic Q (Ly) | Rubber worker | Ly=0.502 | C-S | |
| DehghanMenshadi F. 200416 | 132 | 21-60 | 1 | Nordic Q (Ly) | Automobile factory employee | Ly=0.51 | 3 | C-S |
| Eskandary D. 201117 | 145 | 21-58 | 1 | Nordic Q (Ly) | Automobile factory employee | Ly=0.51 (door and exhaust storage, tire and tank installing, tire and parts carriers) | 4 | C-S |
| Eskandary H. 199718 | 1,000 | 15-65 | 1,2 | Question (LW) | Office worker, Worker, Businessman, Student, Housewife | LW=0.42 (office worker=38.5%, worker=60%, businessman=38.3%, student=14.8%, housewife=54.2%) | 3 | C-S |
| Fouladidehghi B. 200719 | 150 | 1,2 | Nordic Q (Ly) | Household goods company worker | Ly=0.23 | 4 | ||
| Ghafari M. 200620 | 13,769 | Unknown | 1,2 | Nordic Q (Ly) | Industrial worker | Ly=0.21 (managers=1.3%, office workers=0.9%, professional workers=1.6%, non-professional workers=2.6%) | 4 | |
| Ghamari F. 201021 | 334 | Unknown | 1 | Nordic Q (Ly) | Bakery | Ly=0.55 | 4 | C-S |
| Ghasemkhani M. 200522 | 22 | 21-46 | 1 | Nordic Q (Ly) | Hammerman, Miner | Ly=0.81 (worker=82% (18/22), HSE=4.5% (1/22)) | 2 | |
| Habibi E. 201123 | 50 | Unknown | 1 | Nordic Q (Ly, L3m, LW) | Carrying goods in dairy industry | Ly=0.86, LW=0.26, L3m=0.5 | 4 | C-S |
| Habibi E. 200824 | 1,030 | 20-65 | 1 | Nordic Q (Ly) | Steel making unit of Zobahan company | Ly=0.407 | 4 | C-S |
| Habibi E. 200925 | 120 | 22-52 | 1,2 | Nordic Q (Ly) | Nurse | Ly=0.89 | 3 | C-S |
| Habibzade H. 200726 | 110 | Unknown | 1,2 | Question | Nurse | Ly=0.43 | 3 | C-S |
| Hosseini M. 201027 | 45 | Unknown | 1,2 | Nordic Q (Ly) | Emergency department worker | Ly=0.51 | 4 | C-S |
| Jafarinodoshan R. 201128 | 102 | Unknown | 1,2 | Nordic Q (Ly) | Banker | Ly=0.18 | 3 | C-S |
| Kangarlo H.R. 200629 | 1,931 | Higher than 20 | ? | Spine disorders | Retired air force personnel | Ly=0.14 | 3 | C-S |
| Keshtkaran A. 200730 | 75 | 31-40 | 1,2 | Nordic Q (Ly, LW) | Medical reports department employer | Ly=0.75, LW=0.45 | 4 | C-S |
| Khosroabadi A. 201031 | 364 | 1,2 | Nordic Q (Ly, LW) | Medical reports department employer | Ly=0.5, LW=0.43 Ly (paramedical worker=32%, health worker=57%, medical=61%) LW (paramedical worker=27%, health worker=40%, medical=48.6%) | 4 | C-S | |
| Mehrdad R. 200832 | 217 | Higher than 13 | 1 | Nordic Q | Solid waste workers | Ly=0.456 (Iranian workers=36.8%, foreign workers=54.1%) | 4 | C-S |
| Mehrparvar A.H. 201133 | 92 | 23-55 | 1 | Nordic Q (Ly) | Food industry worker | Ly=0.44 | 4 | |
| Mirmohammadi 200934 | 217;145 | Nordic Q (Ly) | Computer worker, Non-computer worker | Ly (computer worker=0.62, non-computer worker=0.57) | 4 | |||
| MohseniBandpay M.A. 200535 | 4,813 | 11-14 | 1,2 | Nordic Q | Student | Ly=0.17, LM=0.14, L3m=0.15 | 4 | C-S |
| MohseniBandpay M.A. 2005-200636 | 1,226 | 1,2 | question (Ly, LM, PP, WL) | Nurse | Ly=0.59, LM=0.56, WL=0.62, PP=0.51 (nurse=552 (50.3%), head nurse=81 (63.3%)) | 4 | C-S | |
| Naslsaraji J. 200837 | 144 | 15-60 | 1 | Nordic Q (Ly) | Carpet restoration worker | Ly=0.8 | 3 | C-S |
| Naslsaraji J. 200738 | 89 | 1 | Nordic Q (Ly) | Construction worker | Ly=0.50 | 3 | C-S | |
| Pargali N. 201039 | 82 | 1,2 | Question | Dentist | Ly=0.33 | 4 | C-S | |
| Parviz N. 200640 | 769 | Unknown | 1,2 | Question (PP) | Nurse | Unknown | 2 | C-S |
| Pour Abbas R. 200441 | 97 | 1,2 | Nordic Q (Ly) | Dentist | Unknown | 2 | ||
| Rahimi A. 200642 | 180 | 22-50 | 1,2 | Question | Nurse | Ly=0.43 | 4 | C-S |
| Rahimifard H. 201043 | 47 | 17-58 | 1 | Nordic Q (Ly) | Painting workshop of furniture industry | Ly=0.38 | 4 | C-S |
| Rahnama N. 201044 | 91 | Unknown | 1 | Nordic Q (Ly) | Loabiran industry worker | Ly=0.26 | 4 | |
| Ramezany F. 200645 | 296 | Unknown | 1,2 | Question | Nurse | L3m=0.52 | 3 | C-S |
| Rashidi M. 200746 | 128 | Unknown | 1,2 | Unknown | Personnel of Semnan Azad University | Unknown | 4 | |
| Rezaee M. 201147 | 1,436 | 20-80 | 1,2 | Body discomfort chart | Office worker | Ly=0.37, WL=0.92, PP=0.137 | 4 | C-S |
| Sadeghi N. 200948 | 95 | 26-56 | 1 | Body discomfort chart | Bus driver | Ly=0.22 | 3 | C-S |
| Sadeghian F. 200549 | 235 | 19-50 | 1,2 | Nordic Q (Ly) | Nurse | Ly=0.49 | 4 | C-S |
| Saremi M. 200650 | 47 | Unknown | 1,2 | Nordic Q (Ly, LW) | Dentist | Ly=0.46, LW=0.19 | 4 | C-S |
| Shafizadeh K.R. 201151 | 161 | 20-60 | 1,2 | Nordic Q (Ly, LW) | Paramedic | Ly=0.5, LW=0.38 | 4 | C-S |
| Shamsedini A. 201052 | 340 | 10-15 | 1,2 | Nordic Q (LM), Body map | Student | LM=0.085 | 3 | |
| Sharifnia SH. 201053 | 400 | Unknown | 1,2 | Nordic Q (Ly) | Nurse | Ly=0.81 | 4 | C-S |
| Soltanigard Faramarzi R. 201154 | 20 | Unknown | 1 | Nordic Q (Ly) | Welder | Ly=0.52 | 2 | C-S |
| Tajvar A. 201155 | 384 | Unknown | 1 | Nordic Q (Ly, LW), CTD | Bakery | Ly=0.38 | 4 | C-S |
*
TSS: Total sample size,
#
Score: Score of modified STROBE questionnaire, Ly: Last year, LM: Last month, LW: Last week, Gender 1: Male, Gender 2: Female, C-S: Cross-sectional study, PP: Point prevalence, WL: Whole life, L3m: Last 3 months