Table 2

Patient demographics

MeasureAll patients, n=583Patients with series in both eyes, n=433Patients with series in one eye only, n=150
Patients with glaucomatous VF defects in both eyes, n (%)251 (43.1)251 (58.0)NA
Sex, n (%)   
 Male219 (37.6)137 (31.6)82 (54.7)
 Female364 (62.4)296 (68.4)68 (45.3)
Baseline age   
 Mean±SD61.1±12.661.511.559.8±15.1
 Range20 to 9024 to 8620 to 90
Final age   
 Mean±SD66.2±12.566.8±11.564.5±15.0
 Range25 to 9331 to 9125 to 93
Residual life expectancy   
 Mean±SD18.8±9.618.5±8.719.6±11.7
 Range2.7 to 54.32.7 to 49.54 to 54.3
VF programme, n (%)   
 Octopus dG2195 (33.4)143 (33.2)52 (34.7)
 Octopus tG2297 (50.9)228 (52.4)69 (46.0)
 Humphrey 30-291 (15.6)62 (14.4)29 (19.3)
Follow-up period (years)   
 Mean±SD5.1±2.35.2±2.34.6±2.1
 Range2 to 152 to 152 to 14
Number of VF tests   
 Mean±SD6.6±2.06.7±2.06.4±1.9
 Range5 to 205 to 205 to 15
Baseline MD Better eyeWorse eye 
 Octopus    
  Mean±SD 5.1±4.510.3±5.511.8±5.8
  Range −2.2 to 21.31.1 to 22.41.4 to 21.6
 Humphrey    
  Mean±SD −5.2±6.7−12.6±7.1−14.1±7.8
  Range −21.8 to 0.9−22.4 to −2.1−21.8 to −2.4
Final MD    
 Octopus    
 Mean±SD 6.3±5.211±5.813.2±5.8
  Range −2 to 21.31.9 to 22.92.7 to 22.5
 Humphrey    
  Mean±SD −4.8±5.8−13.3±7.0−14.9±7.5
  Range −20.9 to 0.7−23.1 to −2.6−20.0 to −3.7
Rate of VF field loss (dB/year)    
 Octopus    
  Mean±SD 0.17±0.690.16±0.870.30±0.79
  Range −3.40 to 4.10−2.90 to 3.53−2.00 to 3.37
 Humphrey    
  Mean±SD 0.08±0.40−0.15±0.68−0.20±0.80
  Range −0.75 to 1.56−1.97 to 1.68−1.90 to 1.50

  • MD, mean deviation ; SD, standard deviation ; VF, visual field.