Variables | Total [%]a | The frequency and prevalence of different HIV-1 genotypes (%)b | χ2 | P-values | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
n = 1297 | CRF07_BC | CRF01_AE | CRF08_BC | CRF85_BC | B | Othersc | ||||||||||||
Gender | ||||||||||||||||||
 Male | 936 [72.17] | 485 (51.81) | 246 (26.28) | 81 (8.65) | 48 (5.12) | 20 (2.13) | 56 (5.98) | 3.866 | 0.569 | |||||||||
 Female | 361 [27.83] | 187 (51.8) | 95 (10.14) | 33 (3.52) | 18 (1.92) | 13 (1.38) | 15 (1.6) | |||||||||||
Age (years) | ||||||||||||||||||
 < 25 | 71 [5.47] | 48 (67.6) | 17 (1.81) | 0 (0) | 0 (0) | 0 (0) | 6 (0.64) | 83.627 | < 0.0001* | |||||||||
 25~ | 183 [14.11] | 128 (69.94) | 29 (3.09) | 7 (0.74) | 0 (0) | 6 (0.64) | 13 (1.38) | |||||||||||
 40~ | 197 [15.19] | 110 (55.83) | 45 (4.8) | 27 (2.88) | 3 (0.32) | 4 (0.42) | 8 (0.85) | |||||||||||
 ≥ 50 | 846 [65.23] | 386 (45.62) | 250 (26.7) | 80 (8.54) | 63 (6.73) | 23 (2.45) | 44 (4.7) | |||||||||||
Ethnicity | ||||||||||||||||||
 Han | 1212 [93.45] | 603 (49.75) | 331 (35.36) | 111 (11.85) | 66 (7.05) | 32 (3.41) | 69 (7.37) | 45.287 | < 0.0001* | |||||||||
 Yi | 66 [5.09] | 59 (89.39) | 4 (0.42) | 1 (0.1) | 0 (0) | 1 (0.1) | 1 (0.1) | |||||||||||
 Others | 19 [1.46] | 10 (52.63) | 6 (0.64) | 2 (0.21) | 0 (0) | 0 (0) | 1 (0.1) | |||||||||||
Education level | ||||||||||||||||||
 Junior college or above | 83 [6.40] | 49 (59.03) | 26 (2.77) | 1 (0.1) | 0 (0) | 1 (0.1) | 6 (0.64) | 42.786 | < 0.0001* | |||||||||
 High school or technical secondary school | 99 [7.63] | 60 (60.6) | 23 (2.45) | 3 (0.32) | 1 (0.1) | 1 (0.1) | 11 (1.17) | |||||||||||
 Middle school | 336 [25.91] | 193 (57.44) | 73 (7.79) | 32 (3.41) | 15 (1.6) | 7 (0.74) | 16 (1.7) | |||||||||||
 Primary school or illiterate | 779 [60.06] | 370 (47.49) | 219 (23.39) | 78 (8.33) | 50 (5.34) | 24 (2.56) | 38 (4.05) | |||||||||||
Marital status | ||||||||||||||||||
 Unmarried | 228 [17.58] | 140 (61.4) | 54 (5.76) | 12 (1.28) | 4 (0.42) | 3 (0.32) | 15 (1.6) | 22.134 | 0.104 | |||||||||
 Married | 727 [56.05] | 366 (50.34) | 196 (20.94) | 67 (7.15) | 41 (4.38) | 19 (2.02) | 38 (4.05) | |||||||||||
 Divorced/widowed | 337 [25.98] | 163 (48.36) | 90 (9.61) | 35 (3.73) | 21 (2.24) | 11 (1.17) | 17 (1.81) | |||||||||||
 Unknownd | 5 [0.39] | 3 (60) | 1 (0.1) | 0 (0) | 0 (0) | 0 (0) | 1 (0.1) | |||||||||||
Occupation | ||||||||||||||||||
 Farmers | 843 [65.00] | 422 (50.05) | 240 (25.64) | 83 (8.86) | 38 (4.05) | 19 (2.02) | 41 (4.38) | 36.603 | 0.001* | |||||||||
 Unemployed | 184 [14.19] | 89 (48.36) | 45 (4.8) | 15 (1.6) | 18 (1.92) | 7 (0.74) | 10 (1.06) | |||||||||||
 Retired | 49 [3.78] | 30 (61.22) | 6 (0.64) | 3 (0.32) | 6 (0.64) | 1 (0.1) | 3 (0.32) | |||||||||||
 Others/unknown | 221 [17.04] | 131 (59.27) | 50 (5.34) | 13 (1.38) | 4 (0.42) | 6 (0.64) | 17 (1.81) | |||||||||||
Route of transmission | ||||||||||||||||||
 HET-nonmarital and noncommercial | 462 [35.62] | 259 (56.06) | 120 (12.82) | 33 (3.52) | 19 (2.02) | 11 (1.17) | 20 (2.13) | 67.382 | 0.001* | |||||||||
 HET-commercial | 556 [42.87] | 257 (46.22) | 149 (15.91) | 62 (6.62) | 44 (4.7) | 12 (1.28) | 32 (3.41) | |||||||||||
 HET-nonmarriage | 43 [3.32] | 21 (48.83) | 13 (1.38) | 5 (0.53) | 1 (0.1) | 3 (0.32) | 0 (0) | |||||||||||
 HET-Spouses | 129 [9.95] | 72 (55.81) | 32 (3.41) | 12 (1.28) | 2 (0.21) | 5 (0.53) | 6 (0.64) | |||||||||||
 MSM | 79 [6.09] | 43 (54.43) | 23 (2.45) | 1 (0.1) | 0 (0) | 1 (0.1) | 11 (1.17) | |||||||||||
 IDUs | 8 [0.62] | 8 (100) | 0 (0) | 0 (0) | 0 (0) | 0 (0) | 0 (0) | |||||||||||
 Mother to child transmission | 9 [0.69] | 7 (77.77) | 1 (0.1) | 0 (0) | 0 (0) | 0 (0) | 1 (0.1) | |||||||||||
 Others/unknown | 11 [0.85] | 5 (45.45) | 3 (0.32) | 1 (0.1) | 0 (0) | 1 (0.1) | 1 (0.1) | |||||||||||
Regione | ||||||||||||||||||
 Chengdu Plain | 729 [56.21] | 451 (61.86) | 203 (21.68) | 29 (3.09) | 5 (0.53) | 9 (0.96) | 32 (3.41) | 5188 | < 0.0001* | |||||||||
 South Sichuan | 371 [28.60] | 96 (25.87) | 93 (9.93) | 76 (8.11) | 62 (6.62) | 17 (1.81) | 27 (2.88) | |||||||||||
 Northeast Sichuan | 104 [8.02] | 49 (47.11) | 37 (3.95) | 8 (0.85) | 0 (0) | 7 (0.74) | 3 (0.32) | |||||||||||
 Panzhihua-Xichang region | 81 [6.24] | 71 (87.65) | 6 (0.64) | 2 (0.21) | 0 (0) | 0 (0) | 2 (0.21) | |||||||||||
 Northwest Sichuan | 12 [0.93] | 8 (66.66) | 4 (0.42) | 0 (0) | 0 (0) | 0 (0) | 0 (0) |