Case Control Study
Copyright ©The Author(s) 2015.
World J Clin Cases. Mar 16, 2015; 3(3): 310-317
Published online Mar 16, 2015. doi: 10.12998/wjcc.v3.i3.310
Table 2 Ventilation tube insertion
No.AgeSideDuration (min)Previous ipsilateral surgeryPre-op mean air-bone gap1Post-op mean air-bone gap1ClosureFollow up (mo)Complications
Endoscopic assisted, Group A
115R25No22.50Within 10-30 dB4None
Non-endoscopic assisted, Group B
114R + L20No2510Within 10-30 dB9None
253R + L15No2020No change24Recurrent otitis media with effusion