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Table 2 Number and frequency of visits, to ER of the Hospitals Vittorio Emanuele, Cannizzaro and Garibaldi in Catania, for some acute affections

From: A retrospective study on acute health effects due to volcanic ash exposure during the eruption of Mount Etna (Sicily) in 2002

Visits to ER – observation period 20/10 - 05/11

Differ

Value P

City of Catania

Year 2001

Year 2002

N. acute affect.upper resp. tract (% tot.)

262 (2,14)

353 (3.41)

(+1,27)

p <0,01

N. acute affect. lower resp. tract (% tot.)

256 (2,09)

350 (3,38)

(+1,29)

p <0,01

N. heart diseases (% tot.)

182 (1,49)

287 (2,78)

(+1,29)

p <0,01

N. neuropsychiatric disorders (% tot.)

139 (1,14)

116 (1,12 )

(−0,02)

NS

N. ocular affections (% tot.)

292 (2,39)

409 (3,96)

(+1,57)

p <0,01

N. skin diseases (% tot.)

106 (0,86)

86 (0,83)

(−0,03)

NS

N. surgical diseases and orthopedic (% tot.)

1157 (9,46)

1048 (10,14)

(+0,68)

NS

Total diseases

2394 (1,96)

2649 (2,56)

(+0,60)

 

Number of visits for all diseases (total)

12.230

10.337

  
  1. Legend:
  2. p < 0,01 highly significant difference.
  3. p < 0,05 statistically significant difference.
  4. p > 0,05 not significant difference.