Radon-222 Exposure and Dose Concentration Levels in Jordanian Dwellings
Table 1
The mean, grand mean, and pool mean results of radon concentrations in dwellings of Jordanian cities.
Bq/m3
Floor no.
Zarqa
Madaba
Amman
Aqaba
Karak
Ma'an
Mafraq
Irbid
Russeifa
Grand meana
B1
143.9
122.8
48.3
71.3
107.0
216.3
52.2
142.2
314.7
135.4± 85.4
GF
42.9
25.7
22.7
54.9
86.2
92.2
43.4
78.3
192.4
71.0± 52.0
1
43.3
72.9
24.8
52.5
98.8
83.4
34.2
89.7
45.9
60.6± 26.3
2
26.6
77.4
39.6
43.9
57.7
67.4
32.5
65.3
30.7
49.0± 18.4
3
23.7
15.9
32.9
32.3
21.8
40.7
24.7
43.8
18.9
28.3± 9.7
4
18.9
10.0
16.4
30.6
17.8
22.4
16.9
14.4
14.8
18.0± 5.8
Grand meanb
49.9± 47.2
54.1± 44.3
30.8± 11.8
47.6± 15.4
64.9± 38.8
87.1± 68.5
34.0± 12.7
72.3± 43.5
102.9± 123.4
60.4± 56.2c
aGrand arithmetic mean and its one sigma standard deviation for each floor level for all cities. bGrand arithmetic mean and its one sigma standard deviation for each city for all floor levels. cPool arithmetic mean and its one sigma standard deviation for all floor levels in all cities.
