Table 3.

Patient Care Activities During Exposures to Patients With Pertussis Infection

Characteristic	Antibiotic Prophylaxis (N = 42)	Daily Symptom Monitoring Without Prophylaxis (N = 44)	P Value
Total exposure time to index patient			.03
<10 minutes	14 (33.3)	9 (20.5)
10–29 minutes	9 (21.4)	24 (54.6)
30–59 minutes	6 (14.3)	4 (9.1)
≥1 hour	9 (21.4)	4 (9.1)
Cannot recall	4 (9.5)	3 (6.8)
Longest single interval of exposure to index patient			.93
≤5 minutes	10 (23.8)	9 (20.5)
6–10 minutes	10 (23.8)	11 (25.0)
11–20 minutes	10 (23.8)	14 (31.8)
>20 minutes	7 (16.7)	6 (13.6)
Cannot recall	5 (11.9)	4 (9.1)
Placed endotracheal, nasogastric or orogastric tube	1 (2.4)	3 (6.8)	.62
Suctioned patient, obtained sputum sample, or swabbed patient’s nose or mouth	11 (26.2)	6 (13.6)	.18
Changed respiratory tubing or administered aerosolized nebulizer therapy	1 (2.4)	2 (4.6)	1.00
Administered oral med or fed patient by mouth	5 (11.9)	2 (4.6)	.26
Taking antibiotics at time of exposure	1 (2.4)	1 (2.3)	1.00

Data are No. (%) of subjects.