Table 1: Summary data table of exposure levels within 6 psychiatric hospitals.

Ultrafine aerosol concentration (particles/cm3)   Particulate mass (μg/m3)Carbon monoxide (ppm)Nicotine
MinMeanMaxMean (PM2.5)Mean (PM10)Mean (TSP)

1(a)35887185977378758NANANANA60.83 μg/m3
1(b)25021215303392541NANANANA133.28
2(a)134748011618823331.1138.8347.342.8 ± 2.3746.69
2(b)43634609411275528.7332.1144.571.8 ± 0.69131.91
3(a)375308999620648330.939.5446.23.4 ± 0.66NA
3(b)483409223514959928.3533.9540.004.5 ± 0.86NA
3(c)7350421136836849151.6764.1685.14NANA
4351139461418436629.1242.053.82.2 ± 0.73NA
5(a)13201621748829810024.7921.4356.675.3 ± 0.97NA
5(b)41260163680335283103.10159.29203.944.8 ± 1.33NA
611845348449876327.3311.2940.833.1 ± 0.37NA

Avg41668.513015624667039.4649.1868.723.8793.17