Table 2.
Baseline characteristics of included observational studies.
| Study |
No. of patients |
Age (Mean ± SD) |
Female (%) |
DM (%) |
CAD (%) |
HTN (%) |
|||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Single | dual | Total | Single | Dual | Single | Dual | Single | Dual | Single | Dual | Single | Dual | |
| Huang M 2003 [29] |
112 | 80 | 192 | 70 ± 13 | 63 ± 16 | 40 | 30 | N/A | N/A | N/A | N/A | N/A | N/A |
| Weigand UK 2003 [30] |
443 | 400 | 843 | 76 ± 10 | 69 ± 13 | 46 | 41.5 | N/A | N/A | 65.5 | 58.5 | N/A | N/A |
| Masumoto H 2004 [31] |
95 | 101 | 196 | 63.1 ± 12.5 | 60.9 ± 14.1 | 68.4 | 54.4 | N/A | N/A | 57.1 | 55 | N/A | N/A |
| Lin JM 2007 [32] |
40 | 76 | 116 | 71 ± 10 | 67 ± 15 | 57.5 | 54.6 | 15 | 15 | 13 | 4 | 50 | 50 |
| Kim WH 2010 [33] |
73 | 113 | 186 | 58.9 ± 13.6 | 58.9 ± 13.6 | 61 | 49 | 11 | 10.6 | 5.5 | 8.8 | 31.5 | 30.1 |
| Merchandise S 2011 [34] |
166 | 254 | 420 | 77 ± 13 | 75 ± 15 | 41 | 32.3 | 27.1 | 21.7 | 23.5 | 15.7 | 55.4 | 55.1 |