Skip to main content

Table 2 Comparisons of symptom scores, changes of heart rate in POTS children treated by metoprolol

From: Orthostatic plasma norepinephrine level as a predictor for therapeutic response to metoprolol in children with postural tachycardia syndrome

Treatment Responders (n = 13) Nonresponders (n = 12)
Symptoms scores Delta HR (beats/min) Symptoms scores Delta HR (beats/min)
Pre-treatment 7.4 ± 1.9 55.2 ± 12.7 7.2 ± 2.7 43.6 ± 8.7
Post-treatment 0.4 ± 1.1 27.4 ± 7.8 5.0 ± 2.2 32.3 ± 9.7
P value <0.001 <0.001 <0.001 0.001