Table 4

Geographical distribution of residential locations of patients visited emergency room visits at two periods.


Pre and post eruption (334 days)
 During eruption (28 days)





Region
 Parishes
 Total cases
 Cases per day
 Total cases
 Cases per day
 Ratio
 Percentage
City of Quito (n = 405,206)a





Turubamba (South)
 443
 1.33
 85
 3.04
 2.29
 11

Guamani
 64
 0.19
 8
 0.29
 1.49
 2

Chillogallo
 219
 0.66
 43
 1.54
 2.34
 5

Las Cuadras
 120
 0.36
 26
 0.93
 2.58
 3

El Beaterio
 40
 0.12
 8
 0.29
 2.39
 1
Urinsaya (South Central)
 902
 2.70
 173
 6.18
 2.29
 22

Villaflora
 333
 1.00
 69
 2.46
 2.47
 8

La Magdalena
 140
 0.42
 25
 0.89
 2.13
 3

Chimbacalle
 141
 0.42
 24
 0.86
 2.03
 3

Eloy Alfaro
 288
 0.86
 55
 1.96
 2.28
 7
Yavirac (North Central)
 1095
 3.28
 234
 8.36
 2.55
 28

San Roque
 321
 0.96
 64
 2.29
 2.38
 8

Santa Prisca
 180
 0.54
 36
 1.29
 2.39
 5

EL Batan
 66
 0.20
 14
 0.50
 2.53
 2

San Blas
 528
 1.58
 120
 4.29
 2.71
 14
Anansaya (North)
 936
 2.80
 162
 5.79
 2.06
 23

La Concepcion
 168
 0.50
 24
 0.86
 1.70
 4

Cotocollao
 201
 0.60
 43
 1.54
 2.55
 5

Carcelen
 333
 1.00
 53
 1.89
 1.90
 8

El Inca
 234
 0.70
 42
 1.50
 2.14
 6
Quito suburbs (n = 136,466)a
 422
 1.26
 108
 3.86
 3.05
 11

Valle Tumabco (East)
 79
 0.24
 24
 0.86
 3.62
 2

San Antonio (North)
 48
 0.14
 11
 0.39
 2.73
 1

Calderon (North East)
 159
 0.48
 41
 1.46
 3.08
 4

Valle de los Chillos (South East)
 136
 0.41
 32
 1.14
 2.81
 4

Amaguana (South)
 10
 0.03
 2
 0.07
 2.39
 0.3
Outside of Quito Metropolitan Area
 169
 0.51
 45
 1.61
 3.18
 4

Total geocoded cases
 3977
 11.91
 809
 28.89
 2.43
 100

athe numbers in parenthesis represent the population of children under 15 years of age.

Naumova et al. Environmental Health 2007 6:21   doi:10.1186/1476-069X-6-21