Figure 1Age-specific incidences by sex, socioeconomic status group, and stroke subtype (per 100 000). (A) Age-specific incidences of ischemic stroke in males. (B) Age-specific incidences of ischemic stroke in females. (C) Age-specific incidences of hemorrhagic stroke in males. (D) Age-specific incidences of hemorrhagic stroke in females.
Table 1.Incidence (per 100 000) of total stroke by age, sex, and socioeconomic status group in Korea, 2005
Age groups |
Group 1
|
Group 2
|
Group 3
|
Group 4
|
Group 5
|
Medical Aid beneficiaries
|
No. of cases |
Rate |
No. of cases |
Rate |
No. of cases |
Rate |
No. of cases |
Rate |
No. of cases |
Rate |
No. of cases |
Rate |
Male |
|
|
|
|
|
|
|
|
|
|
|
|
≤24 |
74 |
9.69 |
61 |
7.35 |
56 |
6.73 |
62 |
7.86 |
39 |
7.79 |
36 |
28.57 |
25-34 |
60 |
22.11 |
88 |
32.60 |
97 |
33.15 |
104 |
29.79 |
157 |
36.53 |
30 |
180.36 |
35-44 |
291 |
88.94 |
405 |
95.77 |
451 |
94.16 |
520 |
101.85 |
592 |
123.70 |
173 |
393.62 |
45-54 |
1045 |
235.35 |
1025 |
243.80 |
961 |
257.78 |
975 |
278.04 |
1177 |
332.92 |
464 |
778.82 |
55-64 |
1490 |
532.66 |
1215 |
621.72 |
1077 |
676.70 |
1057 |
738.02 |
1497 |
777.10 |
459 |
1307.28 |
65-74 |
1490 |
1216.16 |
990 |
1194.49 |
1064 |
1314.09 |
1378 |
1409.12 |
2091 |
1441.36 |
700 |
1770.67 |
75-84 |
783 |
2243.10 |
574 |
2381.94 |
476 |
2043.62 |
718 |
2293.31 |
1304 |
2256.48 |
504 |
2260.90 |
≥85 |
207 |
2655.54 |
113 |
2369.46 |
117 |
2881.77 |
116 |
2429.31 |
290 |
2666.66 |
71 |
2159.36 |
Total |
5440 |
241.69 |
4471 |
198.70 |
4299 |
191.61 |
4930 |
216.67 |
7147 |
329.57 |
2437 |
703.59 |
Standardized to: 2005 Korean Census |
|
251.44 |
|
264.70 |
|
271.97 |
|
291.17 |
|
307.73 |
|
511.99 |
Female |
|
|
|
|
|
|
|
|
|
|
|
|
≤24 |
53 |
8.19 |
49 |
6.8 |
55 |
7.48 |
46 |
6.6 |
38 |
8.15 |
16 |
13.8 |
25-34 |
39 |
16.67 |
61 |
23.87 |
54 |
18.03 |
77 |
23.62 |
104 |
26.03 |
12 |
68.2 |
35-44 |
205 |
54.52 |
236 |
52.86 |
275 |
59.58 |
254 |
57.11 |
282 |
68.5 |
93 |
160.03 |
45-54 |
702 |
157.34 |
605 |
156.97 |
596 |
183.76 |
561 |
189.36 |
690 |
214.65 |
199 |
393.32 |
55-64 |
916 |
394.82 |
743 |
453.35 |
714 |
475.02 |
834 |
536.77 |
1068 |
520.49 |
448 |
909.36 |
65-74 |
1281 |
1087.36 |
1040 |
1096.78 |
1108 |
1140.45 |
1460 |
1183.06 |
2504 |
1157.95 |
1629 |
1559.15 |
75-84 |
1174 |
1911.86 |
891 |
1908.16 |
832 |
2004.09 |
861 |
1835.03 |
2460 |
2082.73 |
1679 |
2223.13 |
≥85 |
420 |
2125.82 |
261 |
1981.32 |
222 |
2112.27 |
202 |
1952.82 |
551 |
2167.32 |
366 |
2142.73 |
Total |
4790 |
224.49 |
3886 |
182.75 |
3856 |
181.95 |
4295 |
204.6 |
7697 |
355.72 |
4442 |
909.2 |
Standardized to: 2005 Korean Census |
|
199.76 |
|
205.69 |
|
217.83 |
|
221.62 |
|
229.77 |
|
342.34 |
Table 2.Male relative ratio by age, socioeconomic status group, and stroke subtype
|
Group 1 |
Group 2 |
Group 3 |
Group 4 |
Group 5 |
Medical Aid beneficiaries |
Total (I60-I69) |
|
|
|
|
|
|
≤44 |
1.0 |
1.17 |
1.21 |
1.33 |
1.79 |
4.11 |
45-59 |
1.0 |
1.05 |
1.11 |
1.16 |
1.43 |
3.09 |
60-74 |
1.0 |
1.05 |
1.16 |
1.29 |
1.30 |
1.75 |
≥75 |
1.0 |
1.03 |
0.94 |
1.00 |
1.00 |
0.97 |
Age-standardized incidence |
1.0 |
1.05 |
1.08 |
1.16 |
1.22 |
2.04 |
Ischemic stroke (I63) |
|
|
|
|
|
|
≤44 |
1.0 |
1.17 |
1.30 |
1.29 |
1.81 |
4.44 |
45-59 |
1.0 |
1.05 |
1.07 |
1.08 |
1.36 |
3.12 |
60-74 |
1.0 |
1.07 |
1.17 |
1.26 |
1.31 |
1.72 |
≥75 |
1.0 |
1.03 |
0.95 |
1.00 |
1.01 |
1.01 |
Age-standardized incidence |
1.0 |
1.06 |
1.09 |
1.12 |
1.20 |
1.87 |
Hemorrhagic stroke (I60-I62) |
|
|
|
|
|
|
≤44 |
1.0 |
1.20 |
1.17 |
1.41 |
1.85 |
2.57 |
45-59 |
1.0 |
1.21 |
1.36 |
1.51 |
1.75 |
1.67 |
60-74 |
1.0 |
1.11 |
1.22 |
1.50 |
1.49 |
1.06 |
≥75 |
1.0 |
1.10 |
1.02 |
1.13 |
1.07 |
0.36 |
Age-standardized incidence |
1.0 |
1.15 |
1.19 |
1.37 |
1.45 |
1.51 |
ICH (I61) |
|
|
|
|
|
|
≤44 |
1.0 |
1.14 |
1.18 |
1.51 |
1.93 |
2.62 |
45-59 |
1.0 |
1.30 |
1.47 |
1.67 |
2.02 |
1.95 |
60-74 |
1.0 |
1.23 |
1.35 |
1.64 |
1.60 |
1.07 |
≥75 |
1.0 |
1.28 |
1.16 |
1.37 |
1.19 |
0.31 |
Age-standardized incidence |
1.0 |
1.23 |
1.29 |
1.54 |
1.61 |
1.54 |
SAH (I60) |
|
|
|
|
|
|
≤44 |
1.0 |
1.49 |
1.28 |
1.43 |
1.69 |
0.94 |
45-59 |
1.0 |
1.07 |
1.18 |
1.21 |
1.17 |
0.72 |
60-74 |
1.0 |
1.17 |
1.19 |
1.73 |
1.45 |
0.25 |
≥75 |
1.0 |
0.92 |
0.68 |
0.67 |
1.28 |
0.52 |
Age-standardized incidence |
1.0 |
1.20 |
1.14 |
1.27 |
1.28 |
0.80 |
Table 3.Female relative ratio by age, socioeconomic status group, and stroke subtype
|
Group 1 |
Group 2 |
Group 3 |
Group 4 |
Group 5 |
Medical Aid beneficiaries |
Total (I60-I69) |
|
|
|
|
|
|
≤44 |
1.0 |
1.03 |
1.09 |
1.09 |
1.40 |
2.67 |
45-59 |
1.0 |
1.02 |
1.15 |
1.29 |
1.38 |
2.67 |
60-74 |
1.0 |
1.05 |
1.10 |
1.15 |
1.17 |
1.71 |
≥75 |
1.0 |
0.98 |
1.03 |
0.95 |
1.07 |
1.12 |
Age-standardized incidence |
1.0 |
1.03 |
1.09 |
1.11 |
1.15 |
1.71 |
Ischemic stroke (I63) |
|
|
|
|
|
|
≤44 |
1.0 |
0.98 |
1.17 |
1.29 |
1.46 |
3.95 |
45-59 |
1.0 |
1.09 |
1.27 |
1.39 |
1.40 |
3.20 |
60-74 |
1.0 |
1.08 |
1.14 |
1.18 |
1.24 |
1.88 |
≥75 |
1.0 |
0.96 |
1.02 |
0.97 |
1.08 |
1.14 |
Age-standardized incidence |
1.0 |
1.04 |
1.12 |
1.13 |
1.16 |
1.75 |
Hemorrhagic stroke (I60-I62) |
|
|
|
|
|
|
≤44 |
1.0 |
1.03 |
1.15 |
1.12 |
1.61 |
1.35 |
45-59 |
1.0 |
1.03 |
1.24 |
1.46 |
1.71 |
1.55 |
60-74 |
1.0 |
1.06 |
1.08 |
1.18 |
1.04 |
0.82 |
≥75 |
1.0 |
1.07 |
1.17 |
0.93 |
0.98 |
0.42 |
Age-standardized incidence |
1.0 |
1.07 |
1.17 |
1.20 |
1.24 |
1.02 |
ICH (I61) |
|
|
|
|
|
|
≤44 |
1.0 |
1.19 |
1.24 |
1.23 |
1.65 |
1.45 |
45-59 |
1.0 |
1.29 |
1.45 |
1.83 |
2.23 |
2.47 |
60-74 |
1.0 |
1.12 |
1.30 |
1.26 |
1.17 |
0.96 |
≥75 |
1.0 |
1.00 |
1.12 |
0.91 |
0.93 |
0.40 |
Age-standardized incidence |
1.0 |
1.14 |
1.29 |
1.28 |
1.33 |
1.17 |
SAH (I60) |
|
|
|
|
|
|
≤44 |
1.0 |
1.02 |
1.07 |
1.02 |
1.49 |
0.51 |
45-59 |
1.0 |
0.91 |
1.12 |
1.12 |
1.38 |
0.65 |
60-74 |
1.0 |
1.00 |
0.85 |
1.00 |
0.92 |
0.47 |
≥75 |
1.0 |
1.12 |
1.19 |
0.86 |
1.01 |
0.23 |
Age-standardized incidence |
1.0 |
1.02 |
1.02 |
1.05 |
1.16 |
0.56 |
Table 4.RII (95% CI) and SII (per 100 000) by sex and stroke subtype
|
RII (95% CI) |
SII |
Male |
|
|
Total |
1.573 (1.510, 1.639) |
212.3 |
Ischemic stroke |
1.493 (1.416, 1.574) |
110.9 |
Hemorrhagic stroke |
1.605 (1.476, 1.746) |
29.8 |
ICH |
1.791 (1.613, 1.990) |
20.4 |
SAH |
1.168 (0.972, 1.405) |
-0.5 |
Female |
|
|
Total |
1.394 (1.338, 1.452) |
118.1 |
Ischemic stroke |
1.440 (1.366, 1.518) |
70.5 |
Hemorrhagic stroke |
1.036 (0.945, 1.135) |
4.9 |
ICH |
1.067 (0.945, 1.206) |
5.2 |
SAH |
0.905 (0.772, 1.061) |
-3.8 |