Table 1

Baseline characteristics of the eyes*

A. Baseline characteristics of MH eyes*Training set
(n=199)
Validation set
(n=67)
Testing set
(n=64)
All eyes
(n=330)
Aetiology, IMH, n (%)173 (86.93%)59 (88.06%)53 (82.81%)285 (86.36%)
Gender, female, n (%)133 (66.83%)43 (64.18%)41 (64.06%)217 (65.76%)
Age, years59.30 (10.76)58.24 (11.76)61.66 (10.74)59.54 (11.03)
Duration of symptoms, months7.28 (11.38)9.60 (22.88)7.67 (16.55)7.83 (15.44)
MIN, μm437.39 (204.75)484.88 (192.94)436.05 (238.46)446.77 (210.32)
BASE, μm955.78 (460.20)1004.75 (343.57)977.34 (429.57)969.91 (433.41)
Height, μm439.37 (91.80)464.66 (102.91)467.69 (124.10)449.99 (101.94)
THI1.50 (2.44)1.24 (1.03)2.07 (2.42)1.56 (2.24)
DHI0.48 (0.16)0.49 (0.13)0.45 (0.18)0.48 (0.16)
MHI0.59 (0.43)0.57 (0.50)0.68 (0.70)0.60 (0.51)
HFF0.77 (0.22)0.76 (0.16)0.88 (0.36)0.79 (0.25)
B. Baseline characteristics of IMH eyes*Training set
(n=174)
Validation set
(n=58)
Testing set
(n=53)
All eyes
(n=285)
Gender, female, n (%)113 (64.94%)38 (65.52%)35 (66.04%)186 (65.26%)
Age, years59.36 (11.27)60.67 (9.33)63.77 (8.96)60.45 (10.63)
Duration of symptoms, months7.18 (11.60)6.77 (11.04)7.35 (16.53)7.13 (12.56)
MIN, μm453.85 (198.63)434.71 (214.21)413.11 (238.00)442.38 (210.27)
BASE, μm952.63 (323.98)884.66 (405.20)898.34 (391.39)928.70 (356.23)
Height, μm447.36 (85.82)439.97 (89.87)467.17 (116.15)449.54 (93.43)
THI1.45 (2.56)1.44 (1.16)2.23 (2.55)1.59 (2.36)
DHI0.48 (0.15)0.52 (0.15)0.46 (0.19)0.48 (0.16)
MHI0.53 (0.25)0.72 (0.65)0.75 (0.75)0.61 (0.49)
HFF0.75 (0.17)0.81 (0.28)0.90 (0.38)0.79 (0.25)
  • *Presented with mean (SD) except for aetiology and gender.

  • BASE, base diameter of MH; DHI, diameter hole index; HFF, hole form factor; IMH, idiopathic macular hole; MH, macular hole; MHI, macular hole index; MIN, minimal diameter of MH; THI, tractional hole index.