Latency was reduced significantly in group 1 lidocaine-bicarbonate-adrenaline with a time median IQR [range] to reach blockade, assessed by touch on dermatome T5 and cold on dermatome T4, respectively, of 7 6-9 [5-17] minutes and 7 5-8 [4-17] minutes, compared to group 2 levobupivacaine where the times were 14 1017 [9-31] minutes and 11 9-14 [6-30] minutes p = 0.00004 and 0.001, respectively.
Mediana IQR [rango] tiempo para alcanzar el bloqueo evaluado por toque al dermatoma T5 y al frío en dermatoma T4, respectivamente, 7 6-9 y 7 5-8 minutos, comparado con el grupo 2 levobupivacaína, en el que los tiempos fueron 14 10-17 y 11 9-14 minutos p = 0,00004 y 0,001, respectivamente.