Table 3.
Summary of effects on human health
| Country | Location | Symptoms | Concentration (μg/m3) | Reference |
|---|---|---|---|---|
| Sweden | Hospital | Nasal and ocular symptoms | 5‐20 | 91 |
| Sweden | Hospital | Asthma symptoms | 2‐32 | 92 |
| Sweden | Building | Nasal mucosal inflammation | 9.8 (average), 17 (max) | 87 |
| Japan | University | Coughing, throat irritation, and sore eyes | 164‐1086 | 7 |
| Japan | University | Problems with the nasal passages, throat, and lower airways | 25‐1183 | 62 |
| Finland | Office building | Respiratory, conjunctival, and dermal symptoms; adult‐onset asthma was approximately nine times higher | Mean 2 (range 1‐3) | 53 |
| Finland | School | Irritation symptoms in the respiratory tract and eyes | 1‐4 | 54 |
| Sweden | Rehabilitation center | Ocular, nasal, and respiratory symptoms | 0.3‐0.6 | 88 |
| Japan | University | Ocular pain and headache | 37.1‐62.1 | 93 |
| Switzerland | University | Sickness and headache | 4‐17 | 85 |