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Table 3 Clinical and health economic characteristics of AOM episodes during the follow-up period

From: Incidence of acute otitis media in children below 6 years of age seen in medical practices in five East European countries

Characteristics Estonia Lithuania Poland Romania Slovenia Total
Clinical signs/symptoms
N a 34 52 131 43 101 361
 Ear Pain/Otalgia, n (%) 30 (88.2) 40 (76.9) 101 (77.1) 33 (76.7) 67 (66.3) 271 (75.1)
 Ear discharge, n (%) 4 (11.8) 2 (3.9) 4 (3.1) 1 (2.3) 7 (6.9) 18 (5.0)
 Hearing loss, n (%) 11 (32.4) 6 (11.5) 3 (2.3) 0 (−) 4 (4.0) 24 (6.7)
 Ear tugging, n (%) 5 (14.7) 1 (1.9) 4 (3.1) 26 (60.5) 15 (14.9) 51 (14.1)
 Perforation of tympanic membrane, n (%) 1 (2.9) 0 (−) 2 (1.5) 0 (−) 5 (5.0) 8 (2.2)
 Fever, n (%) 11 (32.3) 19 (36.5) 77 (58.8) 38 (88.4) 63 (62.4) 208 (57.6)
Hospitalisation and complications
N 35 55 131 43 105 369
 Child referred to hospital due to AOM, n (%) 0 (−) 2 (3.6) 7 (5.3) 0 (−) 1 (1.0) 10 (2.7)
 Was the child hospitalised, n (% of those referred) - 1 (50.0) 6 (85.7) - 1 (100.0) 8 (80.0)
 Complications, n (%) 3 (8.6) 0 (−) 3 (2.3) 1 (2.3) 0 (−) 7 (1.9)
Procedures performed b
N 1 0 36 0 3 40
 Adenoidectomy 0 (−) 0 (−) 1 (2.8) 0 (−) 0 (−) 1 (2.5)
 Ventilation tube insertion 1 (100.0) 0 (−) 0 (−) 0 (−) 0 (−) 1 (2.5)
 Cleaning of tube 0 (−) 0 (−) 36 (100.0) 0 (−) 3 (100.0) 39 (97.5)
Severity score c
N 35 55 131 43 105 369
 1, n (%) 5 (14.3) 2 (3.6) 4 (4.0) 1 (2.4) 5 (5.0) 17 (5.1)
 2, n (%) 10 (28.6) 3 (5.5) 28 (27.7) 0 (−) 11 (10.9) 52 (15.6)
 3, n (%) 5 (14.3) 10 (18.2) 34 (33.7) 5 (12.2) 11 (10.9) 65 (19.5)
 4, n (%) 0 (−) 10 (18.2) 17 (16.8) 23 (56.1) 27 (26.7) 77 (23.1)
 5, n (%) 5 (14.3) 11 (20.0) 10 (9.9) 9 (22.0) 24 (23.8) 59 (17.7)
 6, n (%) 5 (14.3) 13 (23.6) 6 (5.9) 2 (4.9) 20 (19.8) 46 (13.8)
 7, n (%) 5 (14.3) 6 (10.9) 2 (2.0) 1 (2.4) 3 (3.0) 17 (5.1)
 Missing confirmed, n (%) 0 (−) 0 (−) 30 (−) 2 (−) 4 (−) 36 (−)
Caregiver missed work c
N d 16 54 121 43 101 335
 Yes 5 (31.3) 11 (20.4) 30 (24.8) 2 (4.7) 28 (27.7) 76 (22.7)
 No 11 (68.8) 43 (79.6) 91 (75.2) 41 (95.3) 73 (72.3) 259 (77.3)
  1. AOM acute otitis media
  2. N total number of AOM episodes
  3. n (%) number (percentage) of AOM episodes in each group
  4. aTotal number of AOM episodes for which signs/symptoms were recorded during at least one of the visit
  5. bSum of percentages may exceed 100 %, since more than one procedure had been performed
  6. cSum of percentages may exceed 100 % due to rounding
  7. dTotal number of AOM episodes for which health economics questionnaire was available