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Table 2 Univariate analysis of the impact of different surgical methods on survival, local control, and larynx preservation outcome measures as assessed using log-rank tests

From: Salvage transoral laser microsurgery for early local recurrence of glottic squamous cell cancer

Parameter

Treatment group

Outcome (%)

P value

Overall survival

TLM (n = 55)

65.8

0.995

OPL (n = 40)

77.1

Disease-specific survival

TLM (n = 55)

91.5

0.694

OPL (n = 40)

94.7

Local control rate

TLM (n = 55)

64.6

0.287

OPL (n = 40)

79.3

Laryngeal preservation rate

TLM (n = 55)

94.4

0.965

OPL (n = 40)

83.6

  1. TLM Transoral laser microsurgery, OPL Open partial laryngectomy
  2. The P values for differences were tested with the Kaplan–Meier log-rank test