Demographic variables

No. (%) of participants

Mean age years (±SD)

Median age years [min - max]

39.9 (±22.5)

37 [18 - 97]

Gender

Female

Male

704 (58.4)

502 (41.6)

Education level

Elementary

Intermediate

Secondary

University

Postgraduate

245 (21.6)

273 (24.1)

279 (24.6)

241 (21.3)

94 (8.3)

Grade of medical insurance coverage

Class I

Class II

Class III

99 (8.2)

728 (60.4)

379 (31.4)

Visit characteristics

Admission floor/unit

Medical

Surgical

Obstetrics/gynecology

Pediatrics

Hematology/oncology

Intensive care

291 (24.1)

256 (21.2)

247 (20.5)

226 (18.7)

116 (9.6)

70 (5.8)

Visit frequency

First time

Frequent

462 (38.9)

725 (61.1)

Mean length of stay at hospital days (±SD)

Median length of stay at hospital days [min - max]

5.627 (±7.02)

4 [1 - 120]