Table 2.
Patient characteristics according to K86 & exclusion coding
| Coding | K86 coded & without exclusion codes (n = 30,704) | K86 coded with exclusion codes (n = 16,155) | No K86 but with exclusion codes (n = 10,182) | No K86 & no exclusion codes (36,409) | All cases (n = 93,450) | p value* |
| Patient | "K86 only group" | "combined group" | "Exclusion group" | "Non-coded group" | ||
| Age on appt. (no.%) | ||||||
| <50 | 4550(14.8) | 1,073 (6.6) | 791 (7.8) | 7,484 (20.6) | 13898(14.9) | <0.001 |
| 50–59 | 8116(26.4) | 2,814 (17.4) | 1,804 (17.7) | 9,704 (26.7) | 22438(24.0) | |
| 60–69 | 6954(22.6) | 4,191(25.9) | 2,421 (23.8) | 7,516 (20.6) | 21082(22.6) | |
| ≥70 | 11084(36.1) | 8,077 (50.0) | 5,166 (50.7) | 11,705 (32.1) | 36032(38.6) | |
| Mean Age on appt. (SD) (95% C.I.) | 63.87(13.06) | 68.22 (11.61) | 68.45 (12.46) | 61.77 (14.26) | 64.30 (13.51) | <0.001 |
| (63.73, 64.02) | (68.04, 68.40) | (68.21, 68.69) | (61.62, 61.91) | (64.21, 64.39) | ||
| Gender (No./%) | ||||||
| Male | 11,323 (36.9) | 7,442 (46.1) | 6,153 (60.4) | 15,412 (42.3) | 40330 (43.2) | <0.001 |
| Female | 19,381 (63.1) | 8,713 (53.9) | 4,029 (39.6) | 20,997 (57.7) | 53120 (56.8) | |
| Payment status | ||||||
| Fee-waivers | 7,949 (25.9) | 4,379 (27.1) | 3,147 (30.9) | 9,696 (26.6) | 25,171 (26.9) | <0.001 |
| Non- waivers | 22,755 (74.1) | 11,776 (72.9) | 7,035 (69.1) | 26,713 (73.4) | 68,279 (73.1) | |
| District of residence | ||||||
| Shatin | 18,510 (60.3) | 8,817 (54.6) | 5,524 (54.3) | 12,120 (33.3) | 44,971 (48.1) | <0.001 |
| Taipo | 6,780 (22.1) | 2,883 (17.8) | 1,773 (17.4) | 11,156 (30.6) | 22,592 (24.2) | |
| North | 4,068 (13.2) | 3,721 (23.0) | 2,206 (21.7) | 10,684 (29.3) | 20,679 (22.1) | |
| Others | 1,346 (4.4) | 734 (4.5) | 679 (6.7) | 2,449 (6.7) | 5,208 (5.6) | |
| Service type | ||||||
| General | 28,946 (94.3) | 13,881 (85.9) | 7,523 (73.9) | 34,524 (94.8) | 84,874 (90.8) | <0.001 |
| FMSC/IC | 1,625 (5.3) | 2,260 (14.0) | 2,618 (25.7) | 1,673 (4.6) | 8,176 (8.7) | |
| Staff clinic | 133 (0.4) | 14 (0.1) | 41 (0.4) | 212 (0.6) | 400 (0.4) | |
| Appointment type (no./%) | ||||||
| New case | 14,705 (47.9) | 5,485 (34.0) | 4,784 (47.0) | 23,831 (65.5) | 48,805 (52.2) | <0.001 |
| Old case | 15,999 (52.1) | 10,670 (66.0) | 5,398 (53.0) | 12,578 (34.5) | 44,645 (47.8) | |
(*: Pearson Chi Square tests)