Table 2 Demographic characteristics associated with all donations by center between 2000 and 2010
| Â | Liaoning | Guangzhou | Nanjing | Yancheng | Overall |
|---|---|---|---|---|---|
Number of donors | 774570 | 2466834 | 683704 | 442259 | 4366283 |
Male | 460052 (59.5) | 1510573 (61.2) | 379270 (55.5) | 258048 (58.3) | 2605938 (59.7) |
Female | 314118 (40.5) | 956261 (38.8) | 304434 (44.5) | 184211 (41.7) | 1759955 (40.3) |
Age group(years) | Â | Â | Â | Â | Â |
18- < 25 | 355140 (45.9) | 1329575 (53.9) | 417408 (61.1) | 52600 (11.9) | 2154555 (49.4) |
25- < 35 | 200156 (25.9) | 706815 (28.7) | 145686 (21.2) | 105191 (23.8) | 1157829 (26.5) |
35- < 45 | 157551 (20.3) | 325483 (13.2) | 87383 (12.8) | 142688 (32.2) | 713108 (16.3) |
45- < 55 | 59778 (7.8) | 104961 (4.2) | 33224 (4.9) | 141780 (32.1) | 340451 (7.8) |
Marriage status | Â | Â | Â | Â | Â |
Single | 388339 (50.2) | 1680942 (68.1) | * 175809 (25.7) | 124645 (28.2) | 2369735 (54.3) |
Married | 364818 (47.0) | 769425 (31.2) | * 69534 (10.2) | 256732 (58.1) | 1460509 (33.4) |
Missing | 21413 (2.8) | 16467 (0.7) | 418361 (61.2) | 60882 (13.7) | 517123 (11.8) |
Occupation | Â | Â | Â | Â | Â |
Student | 358804 (46.3) | 510756 (20.7) | 148330 (21.7) | 33718 (7.6) | 1051608 (24.1) |
Employed,self-employed, retired | 246006 (31.8) | 880990 (35.7) | 289239 (42.3) | 151864 (34.3) | 1568099 (35.9) |
Other | 168676 (21.8) | 1065088 (43.2) | 18571 (2.7) | 249817 (56.5) | 1502152 (34.4) |
Missing | 1084 (0.1) | 10000 (0.4) | 227564 (33.3) | 6860 (1.6) | 245508 (5.6) |
Education | Â | Â | Â | Â | Â |
Below high school | 139787 (18.1) | 615813 (25.0) | * 17944 (5.5) | 31869 (7.2) | 805413 (20.1) |
High school | 108660 (14.1) | 585030 (23.7) | * 19618 (6.0) | 107847 (24.4) | 821155 (20.5) |
Some college | 130250 (16.8) | 543266 (22.0) | * 59781 (18.4) | 119207 (27.0) | 852504 (21.3) |
College degree and above | 101880 (13.2) | 722725 (29.3) | * 92389 (28.4) | 69295 (15.7) | 986289 (24.6) |
Other | 292909 (37.8) | Â | 135353 (41.6) | 114040 (25.7) | 542302 (13.5) |
Donor status | Â | Â | Â | Â | Â |
first-time donor | 459551 (59.3) | 1665940 (67.5) | 482211 (70.5) | 156010 (35.3) | 2763712 (63.3) |
Repeat | 313935 (40.7) | 800894 (32.5) | 201493 (29.5) | 286249 (64.7) | 1602571 (36.7) |
Donation site: collection vehicle | 426683 (55.1) | 1020364 (41.4) | 472788 (69.2) | 413801 (93.6) | 2333636 (53.4) |