Table 2.

Summary of spontaneous coughing: duration and totaled scores [results for euthanized dogs entered as the max observed score (2)].

Treatment group	Duration (median number of days)	Scores totaled across days 43–54 (mean)	Mitigated fraction†† for total score (95% CI‡) (vs. T01)
T01	11.00	13.29	–
T02	1.00*	1.75*	0.7143 (0.3618, 1.0000)
T03	1.00*	2.25*a	0.6964 (0.3251, 1.0000)
T04	7.00†	13.63†b	−0.2321 (−0.8350, 0.3708)
Overall treatment P-value	0.0003	0.0001

^††Mitigated fraction = the probability that a vaccinate will be less affected by challenge than a non-vaccinate. T01, Control Group. T02, Bronchicine CAe. T03, BbBG-7. T04, BbBG-5.

^*vs. T01, P < 0.10.

^†vs. T02, P < 0.10.

^‡Confidence interval.

^{a, b}Among groups 2–4.

Values with no common letters are significantly different at P <0.10.