Skip to main content

Table 1 Baseline characteristics of study population

From: Effect of antiplatelet persistence on long-term mortality and predictors of non-persistence in ischemic stroke patients 75 years and older: a nationwide cohort study

Characteristics All
n (%) or mean ± SD
Non-persistent
(< 6 months)
n (%) or mean ± SD
Persistent
(≥ 6 months)
n (%) or mean ± SD
p value
Total 887 (100%) 321 (100%) 566 (100%)  
Sex     0.889
 Male 373 (42.1%) 134 (41.7%) 239 (42.2%)  
 Female 514 (57.9%) 187 (58.3%) 327 (57.8%)  
Age (years) 80.5 ± 3.7 81.0 ± 3.8 80.2 ± 3.6 0.007
 75-79 489 (55.1%) 155 (48.3%) 334 (59.0%)  
 80-84 262 (29.6%) 106 (33.0%) 156 (27.6%)  
 ≥ 85 136 (15.3%) 60 (18.7%) 76 (13.4%)  
Household income     0.046
 Low 256 (28.8%) 135 (42.0%) 287 (50.7%)  
 Middle 209 (23.6%) 83 (25.9%) 126 (22.3%)  
 High 422 (47.6%) 103 (32.1%) 153 (27.0%)  
Residential area     0.191
 Urban 722 (81.4%) 254 (79.1%) 468 (82.7%)  
 Rural 165 (18.6%) 67 (20.9%) 98 (17.3%)  
Type of health insurance     0.423
 Medicare 805 (90.8%) 288 (89.7%) 517 (91.3%)  
 Medical aid 82 (9.2%) 33 (10.3%) 49 (8.7%)  
Charlson comorbidity index     0.009
 1-2 420 (47.3%) 143 (44.6%) 277 (48.9%)  
 3-5 415 (46.8%) 149 (46.4%) 266 (47.0%)  
 ≥ 6 52 (5.9%) 29 (9.0%) 23 (4.1%)  
Number of prescribed medications     0.009
 < 4 154 (17.4%) 68 (21.2%) 86 (15.2%)  
 4-7 566 (63.8%) 184 (57.3%) 382 (67.5%)  
 ≥ 8 167 (18.8%) 69 (21.5%) 98 (17.3%)  
Mean duration of antiplatelets (days) 465.8 ± 372.5 47.8 ± 55.4 703.0 ± 245.4 0.000
  1. Abbreviations SD Standard deviation