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Fig. 3 | SpringerPlus

Fig. 3

From: A randomized controlled study comparing a vessel sealing system with the conventional technique in axillary lymph node dissection for primary breast cancer

Fig. 3

Cumulative percentage of patients with the drain removed over time. The proportion of patients who reached 30 mL of daily output and had the drain removed in time was described by using the Kaplan–Meier estimate and compared by using the log-rank test. Drain days were significantly reduced in the BVSS group (P = 0.022). BVSS bipolar vessel sealing system, CONV conventional devices

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