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. Author manuscript; available in PMC: 2017 Oct 13.
Published in final edited form as: J Asthma. 2016 Dec 8;54(8):798–806. doi: 10.1080/02770903.2016.1265127

Table 3.

SHSe status in PED patients with bronchiolitis based on illness severity/resource utilization.

Characteristics Overall (n = 1,179)d
n (%)
Negative SHSe (n = 872)
n (%)
Positive SHSe (n = 307)
n (%)
Multivariable analysise
p Value
OR 95% CI
Sex
 Male 714 (60.6) 534 (74.8) 180 (25.2) (Ref) (Ref)
 Female 465 (39.4) 338 (72.7) 127 (27.3) 1.12 (0.86, 1.45)     .42
Age in days, M ± SD 252.89 ± 179.65 250.30 ± 5.97 260.24 ± 10.78     .41
Race
 White 488 (41.4) 317 (65.0) 171 (35.0) (Ref) (Ref)
 Black 568 (48.2) 458 (80.6) 110 (19.4) 0.45 (0.34, 0.59) <.001
 Other 123 (10.4) 97 (78.9) 26 (21.1) 0.50 (0.31, 0.80)     .004
Ethnicity
 Non-Hispanic 1,101 (94.7) 804 (73.0) 297 (27.0) (Ref) (Ref)
 Hispanic 62 (5.3) 53 (85.5) 9 (14.5) 0.46 (0.22, 0.94)     .03
Insurance type
 Commercial 209 (18.0) 189 (90.4) 20 (9.6) (Ref) (Ref)
 Medicare/Medicaid 955 (82.0) 673 (70.5) 282 (295) 3.96 (2.45, 6.41) < .001
Season
 Fall 351 (29.8) 267 (76.1) 84 (23.9) (Ref) (Ref)
 Winter 515 (43.7) 367 (71.3) 148 (28.7) 1.28 (0.94, 1.75)     .12
 Spring 219 (18.6) 164 (74.9) 55 (25.1) 1.07 (0.72, 1.58)     .75
 Summer 94 (8.0) 74 (78.7) 20 (21.3) 0.86 (0.50, 1.49)     .59
Medical history
 No 1,104 (93.6) 820 (74.3) 284 (25.7) (Ref) (Ref)
 Yesa 75 (6.4) 52 (69.3) 23 (30.7) 1.28 (0.77, 2.13)     .35
Severity/resource variables
 Triage category, M ± SD 2.90 ± 0.78 2.93 ± 0.79 2.83 ± 0.76     .09
 Oxygen saturation, M ± SD 97.41 ± 2.25 97.49 ± 2.26 97.21 ± 2.23     .13
Respiratory assistance
 No 1,170 (99.2) 865 (73.9) 305 (26.1) (Ref) (Ref)
 Yesb 8 (0.7) 7 (77.8) 2 (22.2) 0.98 (0.19, 5.11)     .98
BBG suctioning
 No 337 (28.6) 245 (72.7) 92 (27.3) (Ref) (Ref)
 Yes 842 (71.4) 627 (74.5) 215 (25.5) 0.91 (0.67, 1.24)     .55
Supplemental oxygen
 No 1,027 (87.1) 771 (75.1) 265 (24.9) (Ref) (Ref)
 Yesc 152 (12.9) 101 (66.4) 51 (33.6) 1.40 (0.93, 2.11)     .11
Disposition
 Discharge to home 705 (59.8) 542 (77.0) 162 (23.0) (Ref) (Ref)
 Admit 473 (40.2) 328 (69.3) 145 (30.7) 1.46 (1.09, 1.95)     .01
Flu test obtained
 No 1,163 (98.6) 859 (73.9) 304 (26.1) (Ref) (Ref)
 Yes, negative test result 16 (1.4) 13 (81.3) 3 (18.8) 0.62 (0.16, 2.42)     .49
 Yes, positive test result 0 (0.0) 0 (0.0) 0 (0.0)   —
RSV Test obtained
 No 1167 (99.0) 861 (73.8) 306 (26.2) (Ref) (Ref)
 Yes, negative test result 3(0.3) 3 (100.0) 0 (0.0)   —
 Yes, positive test result 9 (0.8) 8 (88.9) 1 (11.1) 0.43 (0.48, 3.87)     .45
Chest X-ray obtained
 No 828 (70.2) 626 (75.6) 202 (24.4) (Ref) (Ref)
 Yes 351 (29.8) 246 (70.1) 105 (29.9) 1.36 (1.00, 1.85)     .05
Antibiotics administered
 No 1,110 (94.1) 823 (74.1) 287 (25.9) (Ref) (Ref)
 Yes, Oral, IM, or IV Route 69 (5.9) 49 (71.0) 20 (29.0) 1.19 (0.66, 2.14)     .57
Albuterol administered
 No 722 (61.2) 534 (74.0) 188 (26.0) (Ref) (Ref)
 Yes 457 (38.8) 338 (74.0) 119 (26.0) 1.16 (0.86, 1.58)     .34
Albuterol, no. of treatments, M ± SD 1.42 ± 1.00 1.42 ± 0.99 1.44 ± 1.05     .18
Epinephrine administered
 No 1,142 (96.9) 851 (74.5) 291 (25.5) (Ref) (Ref)
 Yes, Racemic Route 37 (3.1) 21 (56.8) 16 (43.2) 2.48 (1.21, 5.08)     .01
Steroids administered
 No 1,175 (99.7) 869 (74.0) 306 (26.0) (Ref) (Ref)
 Yes, Oral or IV Route 4(0.3) 3 (75.0) 1 (25.0) 1.25 (0.08, 18.74)     .87

Ref, referent; OR, odds ratio; CI, confidence interval; IM, intramuscular; IV, intravenous; RSV, respiratory syncytial virus; SHSe, secondhand smoke exposure; PED, pediatric emergency department.

a

Previous medical history of asthma, bronchiolitis, pneumonia, or prematurity.

b

CPAP, BiPAP, High Flow Nasal Cannula.

c

Blowby, handheld nebulizer, nasal cannula, other supplemental oxygen source.

d

Includes only patients with bronchiolitis who had SHSe documentation.

e

Adjusted for sex, age, race, ethnicity, insurance type, season, and medical history.

The following variable was not included in this table as there were too few cases: intubation (n =0).