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Table 3 Severity score* and albuterol plasma levels

From: Albuterol enantiomer levels, lung function and QTc interval in patients with acute severe asthma and COPD in the emergency department

 

Median (range) plasma levels ng/mL

 

Severity score

Total albuterol

(R)-albuterol

(S)-albuterol

S:R ratio

2 (n = 8)

21.5 (1.1-61.9)

4.1 (0.6-24.8)

17.4 (0.5-37.1)

3.0 (0.8-6.6)

3 (n = 4)

32.3 (9.5-73.3)

10.3 (3.2-16.0)

22.0 (6.3-57.3)

2.1 (2.0-3.6)

4 (n = 3)

35.5 (5.6-40.8)

8.1 (0.9-18.6)

22.1 (4.7-27.4)

3.4 (1.2-5.2)

  1. *Modified from the Acute Asthma Index; AAI [36]