. Author manuscript; available in PMC: 2011 Dec 7.

Published in final edited form as: Int J Remote Sens. 2008 Jun;29(12):3383–3405. doi: 10.1080/01431160701474545

Table 3(b).

Regression of PM₁₀ on AOD, mean sea level pressure and relative humidity at 5 km pixel resolution – disaggregate analysis.

PM₁₀ as a function of:	Interval across satellite crossing time (h: min)
PM₁₀ as a function of:	0:15	0:30	0:45	1:00	1:15	1:30	1:45	2:00	2:15	2:30	All
ln(AOD)	0.124 (−0.77)	0.159 (−1.18)	0.252 (2.26)*	0.254 (2.52)*	0.326 (3.43)**	0.29 (3.37)**	0.25 (3.06)**	0.227 (2.86)**	0.213 (2.65)**	0.207 (2.58)**	0.208 (2.59)**
Relative humidity (%)	0.017 (−1.31)	0.011 (−1.11)	0.005 (−0.66)	0.001 (−0.19)	0.004 (−0.61)	0.006 (−1.33)	0.006 (−1.42)	0.006 (−1.57)	0.008 (−1.95)	0.01 (2.46)*	0.01 (2.53)*
Mean sea level atmospheric pressure (hectopascal)	0.031 (−1.36)	0.033 (−1.78)	0.043 (2.88)**	0.038 (2.83)**	0.035 (2.83)**	0.038 (3.25)**	0.033 (3.06)**	0.036 (3.46)**	0.038 (3.59)**	0.042 (3.91)**	0.042 (3.92)**
Constant	−26.8 (−1.15)	−27.8 (−1.5)	−37.9 (2.51)*	−33.3 (2.42)*	−30.5 (2.40)*	−33.0 (2.80)**	−28.6 (2.58)**	−31.4 (2.96)**	−33.3 (3.10)**	−36.9 (3.43)**	−36.9 (3.44)**
Observations	129	231	347	423	515	589	652	708	745	760	762
Number of AOD pixels	74	104	141	164	191	210	226	237	246	248	248
Pixel R²	0.85	0.80	0.63	0.64	0.68	0.63	0.69	0.69	0.66	0.66	0.64