| Prevention Level | Author | Study Year | Molecular Weight of Agent | Specific Agent | Agent Category | Outcome/Diagnosis | |
| Secondary | Allard | 1989 | Both | N/A | Various | Occupational asthma | details |
| Secondary | Ameille | 1997 | Both | N/A | Various | Occupational asthma | details |
| Secondary | Anees | 2006 | Both | Flour, latex, wood dust, isocyanates, metal, biocidal agents, colophony, oil mists | Various | FEV1 decline in occupational asthma | details |
| Secondary | Barker | 1998 | LMW | Tetrachlorophthalic anhydride (TCPA) | Anhydrides | Occupational asthma | details |
| Secondary | Baur | 1995 | LMW | Pyromellitic dianhydride (PMDA), phthalic anhydride, maleic anhydride, trimellitic anhydride (TMA) | Anhydrides | Sensitization and symptoms | details |
| Secondary | Bernstein | 2003 | HMW | Latex | Plants | Natural rubber latex allergy | details |
| Secondary | Boulet | 1994 | Both | N/A | Various | Occupational asthma | details |
| Secondary | Brant | 2006 | HMW | Detergent enzymes | Biological enzymes | Occupational asthma | details |
| Secondary | Burge | 1982 | LMW | Colophony | Fluxes | Occupational asthma | details |
| Secondary | Chan-Yeung | 1982 | LMW | Western red cedar | Wood dust or bark | Occupational asthma | details |
| Secondary | Chan-Yeung | 1987 | LMW | Western red cedar | Wood dust or bark | Occupational asthma | details |
| Secondary | Di Giampaolo L | 2012 | Both | Latex, manzonia wood, red cedar, cat epithelium, wheat flour | Various | Pulmonary function in allergic occupational asthma (OA) workers | details |
| Secondary | Douglas | 1995 | HMW | Salmon | Animals, Crustacea, seafoods, fish | Occupational asthma | details |
| Secondary | Flood | 1985 | HMW | Detergent enzyme | Biological enzyme | Sensitization and symptoms | details |
| Secondary | Fujita | 2006 | LMW | Ortho-phthalaldehyde | Other Chemicals | Occupational asthma | details |
| Secondary | Gannon | 1993 | Both | N/A | Various | Occupational asthma | details |
| Secondary | Gassert | 1998 | Both | N/A | Various | Occuaptional asthma | details |
| Secondary | Gorski | 1999 | HMW | Baking allergens | Baking allergens | Occupational asthma | details |
| Secondary | Grammer | 1995 | LMW | hexahydrophthalic anhydride (HHPA) | Anhydrides | Occupational asthma, allergic rhinitis, occupational asthma-rhinitis, hemorrhagic rhinitis | details |
| Secondary | Grammer | 1996 | LMW | hexahydrophthalic anhydride (HHPA) | Anhydrides | Occupational asthma, allergic rhinitis, occupational asthma-rhinitis, hemorrhagic rhinitis | details |
| Secondary | Hinze | 1997 | HMW | Cow hair allergen | Animal-derived antigens | Occupational asthma | details |
| Secondary | Hudson | 1985 | HMW | Crab, various agents | Animals, Crustacea, seafoods, fish | Occupational asthma | details |
| Secondary | Iossifova YY | 2011 | N/A | Dampness in an office building, Indoor environmental quality (IEQ) | Various | Occupational respiratory health | details |
| Primary | Juniper | 1977 | HMW | Bacillus subtilis derived detergent enzyme | Biological enzyme | Enzyme sensitization, respiratory health effects | details |
| Secondary | Klusackova | 2006 | Both | N/A | Various | Occupational asthma | details |
| Secondary | Labrecque | 2006 | LMW | Isocyanates | Diisocyanates | Isocyanate-induced occupational asthma. | details |
| Secondary | Labrecque M | 2011 | LMW | Diisocyanates | Diisocyanates | Diisocyanate-induced occupational asthma (DiOA) | details |
| Secondary | Lemiere | 2006 | Both | N/A | Various | Occupational asthma and work aggravated asthma | details |
| Secondary | Lemiere | 1996 | Both | N/A | Various | Occupational asthma | details |
| Secondary | Lemiere | 2000 | Both | N/A | Various | Occupational asthma with normal nonspecific bronchial reactivity | details |
| Secondary | Lemiere C | 2010 | Both | N/A | Various | Occupational Asthma | details |
| Secondary | Lin | 1996 | LMW | Western red cedar | Wood dust or bark | Occupational asthma | details |
| Primary | Liss | 2001 | HMW | Latex | Plants | Occupational asthma | details |
| Secondary | Lozewicz | 1987 | LMW | Toluene diisocyanate (TDI), diphenylmethane diisocyanate (MDI), hexamethlyene diisocyanate (HDI), naphthylene diisocyanate (NDI) | Diisocyanates | Occupational asthma | details |
| Secondary | Maghni K | 2004 | Both | N/A | Various | Occupational Asthma | details |
| Secondary | Malo | 1996 | Both | N/A | Various | Occupational asthma | details |
| Secondary | Malo | 1993 | Both | N/A | Various | Occupational asthma | details |
| Secondary | Malo | 1988 | HMW | Crab | Animals, Crustacea, seafoods, fish | Occupational asthma | details |
| Secondary | Marabini | 1993 | LMW | Red Cedar | Wood dust or bark | Occupational asthma | details |
| Secondary | Menzies D | 2006 | LMW | Second hand smoke | Smoke | Respiratory symptoms, pulmonary function, and markers of inflammation | details |
| Secondary | Merget | 1994 | LMW | Platinum | Metals | Occupational asthma | details |
| Secondary | Merget | 1999 | LMW | Platinum | Metals | Occupational asthma | details |
| Secondary | Merget | 2001 | LMW | Platinum | Metals | Occupational asthma | details |
| Secondary | Moller | 1986 | LMW | Toluene diisocyanate (TDI) | Diisocyanates | Occupational asthma | details |
| Secondary | Moscato | 1999 | Both | N/A | Various | Occupational asthma | details |
| Secondary | Moscato | 1993 | Both | N/A | Various | Occupational asthma | details |
| Secondary | Munoz | 2003 | LMW | Persulfate salts | Other Chemicals | Occupational asthma | details |
| Secondary | Muñoz X | 2008 | LMW | Persulfate salts | Other Chemicals | Bronchial hyperresponsiveness and immune response in workers with Occupational Asthma (OA) | details |
| Secondary | Nielsen | 1992 | LMW | Methyltetrahydrophthalic anhydride (MTHPA) | Anhydrides | Sensitization and symptoms | details |
| Secondary | O'Donnell | 1989 | LMW | Aluminum | Metals | Occupational asthma | details |
| Secondary | Olaguibel | 1989 | LMW | Chromium | Metals | Occupational asthma | details |
| Secondary | Padoan | 2003 | LMW | Toluene diisocyanate (TDI) | Diisocyanates | Occupational asthma | details |
| Secondary | Paggiaro | 1993 | LMW | Toluene diisocyanate(TDI) | Diisocyanates | Occupational asthma | details |
| Secondary | Paggiaro | 1984 | LMW | Toluene diisocyanate (TDI) | Diisocyanates | Asthmatic and non-asthmatic respiratory disease | details |
| Secondary | Pal TM | 1999 | Both | Allergens from contaminated humidification systems or small particles of oil mist | Various | Humidifier disease and work related asthma | details |
| Secondary | Park | 2007 | LMW | Reactive dye | Other Chemicals | Occupational asthma | details |
| Secondary | Park | 1997 | LMW | Toluene diisocyanate (TDI) | Diisocyanates | Occupational asthma | details |
| Secondary | Perfetti | 1998 | Both | N/A | Various | Occupational asthma | details |
| Secondary | Perfetti | 1998 | Both | N/A | Various | Occupational asthma | details |
| Secondary | Pisati | 1993 | LMW | Toluene diisocyanate (TDI) | Diisocyanates | Occupational asthma | details |
| Secondary | Pisati | 1994 | LMW | Cobalt | Metals | Occupational asthma | details |
| Secondary | Pisati G | 2007 | LMW | Toluene diisocyanate (TDI) | Diisocyanates | Occupational asthma | details |
| Secondary | Rachiotis | 2007 | Both | N/A | Various | Occupational asthma | details |
| Secondary | Saetta | 1995 | LMW | Toluene diisocyanate (TDI) | Diisocyanates | Occuaptional asthma | details |
| Secondary | Saetta | 1992 | LMW | Toluene diisocyanate (TDI) | Diisocyanates | Occupational asthma | details |
| Primary | Saric | 1993 | LMW | Aluminum | Metals | Occupational asthma | details |
| Secondary | Saric | 1991 | LMW | Aluminum | Metals | Asthma-like syndrome | details |
| Primary | Schoj V | 2010 | LMW | Second hand smoke | Smoke | Respiratory and sensory irritation symptoms and respiratory function | details |
| Secondary | Simonsson | 1985 | LMW | Aluminum | Metals | Asthmatic symptoms (nocturnal wheezing, breathlessness, reversible airways obstruction) | details |
| Secondary | Singh A | 2010 | N/A | Indoor environmental quality (IEQ) | Various | Absenteeism due to asthma and work hours effected by asthma | details |
| Secondary | Soyseth | 1992 | LMW | Aluminum | Metals | Work-related asthma | details |
| Secondary | Sumi Y | 2007 | Both | N/A | Various | Long-term pathological outcomes | details |
| Secondary | Talini D | 2012 | Both | Latex, diisocyanates, hairdressing products, wood and flour dusts | Various | Occupational asthma | details |
| Secondary | Vandenplas | 1995 | HMW | Latex | Plants | Occupational asthma | details |
| Secondary | Venables | 1987 | LMW | Tetrachlorophthalic anhydride (TCPA) | Anhydrides | Occupational asthma | details |
| Secondary | Venables | 1985 | LMW | Toluene diisocyanate (TDI) | Diisocyanates | Occupational asthma | details |
| Secondary | Zeiss | 1983 | LMW | Trimelletic anhydride (TMA) | Anhydrides | Asthma-rhinitis, late respiratory systemic syndrome | details |
