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. 2023 Jun 12;4(1):100351. doi: 10.1016/j.xops.2023.100351

Table 1.

Pooled Demographics and Baseline Characteristics of Patients Enrolled in the Chroma and Spectri Clinical Trials and Included in the Present Analysis, by Treatment Group

Characteristics LQ4W (n = 63) LQ6W (n = 68) Sham (n = 66) Total (N = 197)
Demographics
Sex
 Female 34 (54.0) 37 (54.4) 33 (50.0) 104 (52.8)
 Male 29 (46.0) 31 (45.6) 33 (50.0) 93 (47.2)
Race, no. (%)
 White 62 (98.4) 67 (98.5) 65 (98.5) 194 (98.5)
 American Indian or Alaska Native 0 1 (1.5) 0 1 (0.5)
 Asian 1 (1.6) 0 0 1 (0.5)
 Unknown 0 0 1 (1.5) 1 (0.5)
Age at parent reference date (years)
 Mean (SD) 75.9 (7.74) 78.4 (8.16) 77.8 (7.57) 77.4 (7.87)
 Median (min, max) 76.0 (56.0, 90.0) 79.0 (58.0, 93.0) 78.5 (55.0, 94.0) 78.0 (55.0, 94.0)
Tobacco use, no. (%)
 Never 26 (41.3) 26 (38.2) 27 (40.9) 79 (40.1)
 Previous 31 (49.2) 37 (54.4) 33 (50.0) 101 (51.3)
 Current 6 (9.5) 5 (7.4) 6 (9.1) 17 (8.6)
Study eye baseline characteristics
 GA lesion area, mm2
 Mean (SD) 7.93 (4.26) 7.31 (3.81) 7.34 (3.77) 7.52 (3.93)
 Median (min, max) 6.77 (2.56, 17.4) 6.32 (2.91, 17.7) 6.26 (2.56, 16.6) 6.34 (2.56, 17.7)
GA lesion contiguity, no. (%)
 Multifocal 53 (84.1) 55 (80.9) 55 (83.3) 163 (82.7)
 Nonmultifocal 10 (15.9) 13 (19.1) 11 (16.7) 34 (17.3)
GA lesion location, no. (%)
 Subfoveal 32 (50.8) 37 (54.4) 31 (47.0) 100 (50.8)
 Nonsubfoveal 31 (49.2) 31 (45.6) 35 (53.0) 97 (49.2)
GA lesion’s closest distance to foveal center point, μm
 Mean (SD) 124 (168) 99.0 (161) 172 (230) 131 (191)
 Median (min, max) 0 (0, 539) 0 (0, 780) 85.0 (0, 957) 0 (0, 957)
Presence of reticular pseudodrusen, no. (%)
 No 34 (54.0) 36 (52.9) 41 (62.1) 111 (56.3)
 Questionable 8 (12.7) 6 (8.8) 7 (10.6) 21 (10.7)
 Yes 21 (33.3) 26 (38.2) 18 (27.3) 65 (33.0)
BCVA (ETDRS letters)
 Mean (SD) 68.1 (9.3) 66.9 (10.3) 68.6 (10.2) 67.9 (9.9)
 Median (min, max) 68.0 (49.0, 89.0) 69.0 (50.0, 89.0) 70.0 (49.0, 90.0) 69.0 (49.0, 90.0)
 Missing, no. (%) 0 1 (1.5) 1 (1.5) 2 (1.0)
 Low-luminance BCVA (ETDRS letters)
 Mean (SD) 36.5 (19.2) 38.7 (14.8) 37.0 (17.1) 37.4 (17.0)
 Median (min, max) 34.0 (7.00, 73.0) 38.0 (9.00, 65.0) 35.5 (4.00, 68.0) 35.0 (4.00, 73.0)
 Missing, no. (%) 0 2 (2.9) 2 (3.0) 4 (2.0)
Low-luminance deficit (ETDRS letters)
 Mean (SD) 31.7 (16.6) 28.5 (13.7) 31.5 (17.3) 30.5 (15.9)
 Median (min, max) 31.0 (4.00, 65.0) 27.5 (4.00, 63.0) 28.0 (2.00, 69.0) 29.0 (2.00, 69.0)
 Missing, no. (%) 0 2 (2.9) 2 (3.0) 4 (2.0)

BCVA = best-corrected visual acuity; GA = geographic atrophy; LQ4W = lampalizumab 10 mg every 4 weeks; LQ6W = lampalizumab 10 mg every 6 weeks; max = maximum; min = minimum; SD = standard deviation.