Table 4. Duration of intravenous antibiotics in patients with primary diagnosis of pneumonia (excluding self-discharges).

Current Guideline Recommendations	Chest x-ray changes and blood culture results	Duration of intravenous antibiotics received (n, %)				Total
		< = 14 d	15–21d	22–28d	>28d
Current recommendation 2 weeks	Unilateral unilobar chest x-ray changes blood culture negative	4 (20.0)	4 (20.0)	6 (30.0)	6 (30.0)	20 (100)
Current recommendation 2 weeks	Unilateral unilobar chest x-ray changes, blood culture positive	0 (0)	1 (8.3)	7 (58.3)	4 (33.3)	12 (100)
Current recommendation 2 weeks	Unilateral multilobar or bilateral chest x-ray changes blood culture negative	1 (11.1)	5 (55.6)	2 (22.2)	0	9 (100)
Current recommendation 2 weeks	Unilateral multilobar or bilateral chest x-ray changes blood culture positive	1 (9.1)	1 (9.1)	3 (27.3)	6 (54.5)	11 (100)
Current recommendations 4 weeks	-	1 (3.2)	0 (0)	7 (22.6)	23 (74.2)	31 (100)
Total		7 (8.4)	11 (13.3)	25 (30.1)	39 (47.0)	83 (100)