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Table 1 Characteristics of study visits. Characteristics include patient demographics, symptoms present during the index visit, and ARI conditions for which diagnostic criteria were met

From: Decision support during electronic prescription to stem antibiotic overuse for acute respiratory infections: a long-term, quasi-experimental study

Characteristics

Overall

(n = 1131)

Concordant Antibiotic Visitsa

(n = 380)b

Discordant Antibiotic Visits

(n = 751)c

Sex, n (%)

 Male

933 (82.5)

340 (89.5)

593 (79.0)

 Female

198 (17.5)

40 (10.5)

158 (21.0)

Self-Reported Race, n (%)

 African American

559 (49.4)

219 (57.6)

340 (45.3)

 White

489 (43.2)

142 (37.4)

347 (46.2)

 Other/Missing

83 (7.3)

19 (5.0)

64 (8.5)

Age at Encounter Date, years

 Mean

55.1

56.7

54.3

 Median

54.0

55.0

54.0

 Range

20.0–93.0

23.0–90.0

20.0–93.0

Symptoms

 Cough, new or changed in past 21 days

1076 (95.1)

356 (93.7)

720 (95.9)

 Fevers, chills, or night sweats

541 (47.8)

212 (55.8)

329 (43.8)

 Facial pain or tenderness

302 (26.7)

90 (23.7)

212 (28.2)

 Purulent nasal drainage

221 (19.5)

80 (21.1)

141 (18.8)

 Sinus symptoms for >7 days

114 (10.1)

61 (16.1)

53 (7.1)

 New or worsening sputum

698 (61.7)

215 (56.6)

483 (64.3)

 Unilateral sinus symptoms

39 (3.5)

17 (4.5)

22 (2.9)

 Worsening after initial improvement

13 (1.2)

5 (1.3)

8 (1.1)

ARI Conditiond

   

 Pneumonia, all

227 (20.0)

227 (59.7)

0 (0.0)

 Pneumonia only

198 (17.5)

198 (52.1)

0 (0.0)

 Sinusitis, all

392 (34.7)

108 (28.4)

284 (37.8)

 Sinusitis only

44 (3.9)

13 (3.4)

31 (4.1)

 Acute bronchitis, all

860 (76.0)

140 (36.8)

720 (95.9)

 Acute bronchitis only

541 (47.8)

74 (19.5)

467 (62.2)

  1. aConcordant antibiotic visits include both: a) visits for which antibiotics were warranted and were prescribed, and b) visits for which antibiotics were not warranted and were not prescribed. For the ARI condition “Acute bronchitis only”, all 74 visits were concordant because no antibiotics were prescribed
  2. bPercentages for this column are calculated with Concordant Antibiotic Visits (n = 380) as the denominator
  3. cPercentages for this column are calculated with Discordant Antibiotic Visits (n = 751) as the denominator
  4. dARI conditions are not mutually exclusive, so the column percentages for this section will not total 100%