Table 2

The whole en face, inside disc and peripapillary vessel density (%) at NFLP slab stratified by age and gender

N (M/F)Age group
18–29
115/142
30–39
52/86
40–49
98/183
50–59
184/245
60–69
109/167
70–90
55/51
NFLP_whole en face
 All53.98 (53.61 to 54.35)54.61 (54.17 to 55.05)54.97 (54.63 to 55.32)54.07 (53.77 to 54.37)52.50 (52.06 to 52.94)50.78 (49.99 to 51.56)
 Male53.09 (52.58 to 53.59)54.25 (53.55 to 54.95)53.97 (53.40 to 54.54)53.53 (53.10 to 53.97)52.13 (51.46 to 52.80)50.10 (49.10–51.10)
 Female54.71 (54.21 to 55.22)54.83 (54.25 to 55.41)55.51 (55.09 to 55.93)54.47 (54.06 to 54.88)52.74 (52.15 to 53.32)51.50 (50.27–52.74)
NFLP_inside disc
 All46.27 (45.30 to 47.24)44.1 (42.67 to 45.53)43.72 (42.74 to 44.71)42.15 (41.34 to 42.95)40.17 (39.2 to 41.14)38.45 (36.81–40.08)
 Male44.17 (42.59 to 45.74)42.09 (39.85 to 44.34)42.33 (40.76 to 43.89)42.34 (41.04 to 43.63)40.33 (38.66 to 42.01)37.05 (35.04–39.06)
 Female47.97 (46.83 to 49.12)45.33 (43.48 to 47.17)44.47 (43.21 to 45.73)42.00 (40.98 to 43.03)40.06 (38.88 to 41.24)39.99 (37.36–42.62)
NFLP_peripapillary
 All60.01 (59.57 to 60.46)61.35 (60.78 to 61.93)61.55 (61.19 to 61.91)60.80 (60.43 to 61.17)59.30 (58.76 to 59.84)57.26 (56.27–58.24)
 Male59.34 (58.69 to 59.99)60.91 (60.07 to 61.76)60.59 (60.00 to 61.18)60.04 (59.53 to 60.55)58.99 (58.20 to 59.78)56.62 (55.10–58.15)
 Female60.56 (59.95 to 61.17)61.61 (60.84 to 62.39)62.07 (61.63 to 62.51)61.37 (60.86 to 61.88)59.50 (58.77 to 60.23)57.94 (56.69–59.19)
  • The data were shown in the form of mean (95% CI).

  • F, female; ILM, internal limiting membrane; M, male; NFLP, nerve fibre layer plexure, ranging from ILM to outer limit of nerve fibre layer.