Table 5.
Relationships between perceived indoor air quality (IAQ) and type of store for workers in underground shopping centers
| IAQ perception | Type of store | OR (95% CI) |
|---|---|---|
| Stuffy odora | Food service | 1.00 |
| Clothing | 3.47 (1.10–10.92)* | |
| Fashion accessories | 4.02 (1.20–13.44)* | |
| Others | 2.54 (0.75–8.59) | |
| Unpleasant odorb | Food service | 1.00 |
| Clothing | 7.28 (1.64–32.26)** | |
| Fashion accessories | 5.44 (1.15–25.77)* | |
| Others | 4.64 (0.98–21.94) | |
| Pungent odora | Food service | 1.00 |
| Clothing | 1.75 (0.55–5.55) | |
| Fashion accessories | 1.76 (0.51–6.05) | |
| Others | 1.30 (0.37–4.54) | |
| Moldy odorb | Food service | 1.00 |
| Clothing | 5.32 (0.68–41.65) | |
| Fashion accessories | 13.11 (1.63–105.35)** | |
| Others | 4.29 (0.51–36.03) | |
| Tobacco smoke odorb | Food service | 1.00 |
| Clothing | 1.60 (0.51–4.96) | |
| Fashion accessories | 1.25 (0.35–4.45) | |
| Others | 1.38 (0.40–4.79) | |
| Dry airb | Food service | 1.00 |
| Clothing | 2.74 (1.11–6.78)* | |
| Fashion accessories | 3.46 (1.28–9.35)* | |
| Others | 1.97 (0.74–5.24) | |
| Humid airb | Food service | 1.00 |
| Clothing | 0.40 (0.16–1.03) | |
| Fashion accessories | 0.71 (0.26–2.00) | |
| Others | 0.80 (0.29–2.17) | |
| Categorized IAQ perception scoreb,c | Food service | 1.00 |
| Clothing | 2.92 (1.33–6.38)** | |
| Fashion accessories | 3.25 (1.37–7.71)** | |
| Others | 2.05 (0.88–4.78) |
*P < 0.05; **P < 0.01
aOR was adjusted for sex, age, smoking status, and hours worked per day
bOR was adjusted for sex, age, and smoking status
cProportional odds assumption in the cumulative logistic model was met (P = 0.78)