Table 1. Patient characteristics for 1451 Indigenous Adults admitted 2005–2010a.
HTLV-1 WB result | ||||
Level | Positive (n = 507) | Negative (n = 944) | p-value | |
Sex n (% of level) | Male/Female | 241 (45.4)/266 (50.1) | 407 (41.0)/537 (54.0) | 0.106 |
Age at test, median years (IQR) | 47.1 (38.7, 57.4) | 43.5 (32.9,55.3) | <0.001 | |
Age | ||||
<45 years | Male/Female | 106 (32.2)/116 (29.9) | 223 (67.7)/272 (70.1) | 0.503b |
≥45 years | Male/Female | 135 (42.2)/149 (36.1) | 184 (57.8)/264 (63.9) | 0.086b |
Residencec, n (% of level) | ||||
Town Camp | 107 (42.6) | 144 (57.4) | 0.001g | |
Remote | 308 (38.5) | 493 (61.6) | ||
Nursing Home | 18 (34.6) | 34 (65.4) | ||
Urban | 57 (27.0) | 154 (73.0) | ||
Quadrantd, n (% of level) | ||||
North (n = 335) | 49 (14.6) | 286 (85.4) | <0.001f | |
East (n = 69) | 12 (17.4) | 57 (82.6) | ||
South (n = 241) | 155 (64.3) | 86 (35.7) | ||
West (n = 307) | 115 (37.5) | 192 (62.5) | ||
Deathe, n (%) | 120 (23.7) | 218 (23.1) | 0.805 | |
Age at death, median years (IQR) | 56.9 (46.2,63.9) | 53.2 (44.4,62.5) | 0.235 |
a Excluding patients with an indeterminate western blot and those who died prior to 2005.
b Analyzed according to gender within each group.
c Excluding 134 patients who resided outside central Australia and 2 patients whose place of residence was unknown. Data are expressed as proportion of total patients tested for each place of residence.
d Residents of remote communities relative to the regional center of Alice Springs and excluding 498 Alice Springs residents. Data are expressed as proportion of total patients tested for each quadrant.
e Died during observation period.
f All pair-wise quadrant comparisons were p<0.001 (Bonferroni-corrected), except the North vs East comparison.
g Pair-wise comparisons of urban-residence compared with all other residences were p<0.001 (Bonferroni-corrected).