Table 1. Baseline characteristics of the control and overall ischemic stroke groups in the discovery and replication samples.
| Discovery sample (SAHLSIS) |
Replication sample (LSR, MDC ≤ 70 years) |
Replication sample (LSR, MDC) |
||||
|---|---|---|---|---|---|---|
| Control (n=668) | Ischemic stroke (n=844) | Control (n=788) | Ischemic stroke (n=1213) | Control (n=1793) | Ischemic stroke (n=3145) | |
| Median age, years (IQR) | 58 (50-64) | 59 (51-64) | 63 (59-67) | 64 (60-68) | 72 (65-79) | 74 (66-81) |
| Male, n (%) | 392 (59) | 554 (66) | 483 (61) | 767 (63) | 999 (56) | 1661 (53) |
| Hypertension, n (%) | 230 (34) | 487 (58) | 354 (45) | 811 (67) | 944 (53) | 2143 (69) |
| Current smoking, n (%) | 131 (20) | 324 (38) | 162 (21) | 460 (38) | 282 (16) | 725 (24) |
| Diabetes, n (%) | 33 (5) | 153 (18) | 30 (4) | 222 (18) | 93 (5) | 641 (21) |
SAHLSIS, the Sahlgrenska Academy Study on Ischemic Stroke; LSR, the Lund Stroke Register; MDC, the Malmö Diet and Cancer study. Data are shown as median and interquartile range (IQR), or number (n) and percentage (%)