Table 1 Prevalence rates of argyrophilic grain disease (AGD) in previous studies and the current study
Study (year) | Number of cases (prevalence rate) | Mean age ± SD of AGD cases (in population) | Male/female ratio of AGD cases (in population) | Case selection method |
|---|---|---|---|---|
Martinez-Lage and Munoz (1997) [41] | 17/300 (5.6%) | 77.0 ± 5.1 (61.3 ± 15.8) | 8/9 (167/133) | Silver |
Braak and Braak [5] | 125/2536 (4.9%) | 77.0 ± 8.8 (NA) | 59/66 (NA) | Silver |
Saito et al. (2004) [11] | 449/1241 (36.2%) | NA (80.6 ± 8.9) | NA | Silver + immunohistochemistry |
Togo et al. (2005) [19] | 33/836 (8.5%) | 83.7 ± 7.4 (79.9 ± NA) | 15/18 (187/199) | Silver |
Josephs et al. (2008) [39] | 57/359 (15.9%) | NA | NA | Silver + immunohistochemistry |
Rodriguez et al. (2016) [7] | 152/983 (15.5%) | 78.9 ± 9.4 (74.0 ± 11.7) | 59/93 (473/510) | Immunohistochemistry |
Current study (2023) | 342/1449 (23.6%) | 79.7 ± 9.0 (70.0 ± 14.1) | 177/165 (881/568) | Silver |
 Study (year) | Under 60 years | 60–69 years | 70–79 years | Over 79 years |
|---|---|---|---|---|
Prevalence in each age group | ||||
 Saito et al. (2004) [11] | 0% (0/14) | 17.6% (19/108) | 31.2% (132/423) | 42.8% (298/696) |
 Ferrer et al. (2008) [15] | 10% (NA) *Under 61 years | 17% (NA) *61–70 years | 30% (NA) *71–80 years | 43% (NA) *Over 80 years |
 Current study 2023) | 2.9% (10/346) | 11.9% (35/294) | 26.1% (97/371) | 45.7% (200/438) |