 PPV group (n = 20)  SB/PPV group (n = 20)  P value 
Age mean ± SD  27 ± 10 years  28 ± 11 years  0.624 
Sex (%[n]) 



Male  60% (n = 12)  40% (n = 8)  0.206 
Female  40% (n = 8)  60% (n = 12) 

Laterality of eye (right eye% [no.])  55% (n = 11)  50% (n = 10)  0.523 
Duration of RD (mean [Range])  27 days (15  60 days)  27 days (10  45 days)  0.968 
Macula off (% [no.])  100% (n = 20)  100% (n = 20)  1.00 
LogMAR (BCVA mean ± SD)  2.348 ± 0.923  1.654 ± 1.133  0.096 
Risk factors present (% [no.]) 



Myopia (>6D)  20% (n = 4)  30% (n = 6)  0.454 
Peripheral degeneration  35% (n = 7)  20% (n = 4) 

PVD  15% (n = 3)  30% (n = 6) 

Trauma  30% (n = 6)  20% (n = 4) 

Preoperative IOP, mm Hg (mean ± SD)  12 ± 2  12.2 ± 1.6  0.731 
Number of breaks 



1  40% (n = 8)  30% (n = 6)  0.776 
2  20% (n = 4)  20% (n = 4) 

3 or more  40% (n = 8)  50% (n = 10) 
