Table 4. The general linear model analysis for identifying the factors associated with quality of life.
| Parameterestimate | Standardizedestimate (β) | p value | ||
| PCS (N = 714): | ||||
| Intercept | 60.6185 | |||
| Agea | −0.0987 | −0.0499 | 0.1616 | |
| Sexa | (Men vs Women) | 0.6944 | 0.0095 | 0.7965 |
| Monthly income | (< = 1000 vs >2000) | −11.745 | −0.2659 | <.0001 |
| (1001–2000 vs >2000) | −5.3396 | −0.1084 | 0.0063 | |
| Perceived social support | 4.6396 | 0.2238 | <.0001 | |
| Antiretroviral therapy | (Yes vs No) | −10.3254 | −0.2233 | <.0001 |
| Transmission | (Blood vs LGBTQ) | −7.892 | −0.0462 | 0.1705 |
| (Heterosexual vs LGBTQ) | 1.0186 | 0.0211 | 0.5809 | |
| (Injecting drug vs LGBTQ) | −14.9394 | 0.1814 | <.0001 | |
| Ethnicity | (Han vs Others) | 7.1077 | 0.0884 | 0.0079 |
| MCS (N = 695): | ||||
| Intercept | 39.6655 | |||
| Agea | −0.0073 | −0.0038 | 0.9182 | |
| Sexa | (Men vs Women) | 1.8577 | 0.0269 | 0.4854 |
| Perceived social support | 5.742 | 0.2888 | <.0001 | |
| Antiretroviral therapy | (Yes vs No) | −8.9567 | −0.2012 | <.0001 |
| Condom use at the last sexual behavior since HIV infection | (Yes vs No ) | 7.1668 | 0.1517 | 0.0055 |
| (Have no sexual behavior vs No) | 3.6148 | −0.0667 | 0.2209 | |
| Monthly income | (< = 1000 vs >2000) | −5.5959 | −0.132 | 0.0015 |
| (1001–2000 vs >2000) | −3.871 | −0.0816 | 0.0452 | |
| Transmission | (Blood vs LGBTQ) | 0.7798 | 0.004 | 0.8941 |
| (Heterosexual vs LGBTQ) | 0.9667 | 0.0209 | 0.5975 | |
| (Injecting drug vs LGBTQ) | −9.5497 | −0.1214 | 0.001 | |
| Ethnicity | (Han vs Others) | 7.8498 | 0.1031 | 0.0028 |
| Alcohol consumption | (No vs Yes) | −3.8167 | −0.0896 | 0.0096 |
| TS (N = 701): | ||||
| Intercept | 46.8024 | |||
| Agea | −0.0361 | −0.0195 | 0.5904 | |
| Sexa | (Men vs Women) | 1.6861 | 0.0252 | 0.4996 |
| Perceived social support | 5.164 | 0.2688 | <.0001 | |
| Antiretroviral therapy | (Yes vs No) | −9.8436 | −0.2295 | <.0001 |
| Monthly income | (< = 1000 vs >2000) | −8.7474 | −0.2138 | <.0001 |
| (1001–2000 vs >2000) | −4.4594 | −0.0975 | 0.0144 | |
| Transmission | (Blood vs LGBTQ) | −3.0597 | −0.0195 | 0.5651 |
| (Heterosexual vs LGBTQ) | 0.9648 | 0.0216 | 0.5756 | |
| (Injecting drug vs LGBTQ) | −11.597 | −0.1521 | <.0001 | |
| Condom use at the last sexual behavior since HIV infection | (Yes vs No ) | 5.6732 | 0.1244 | 0.0198 |
| (Have no sexual behavior vs No) | 2.0595 | 0.0395 | 0.458 | |
| Ethnicity | (Han vs Others) | 7.2693 | 0.0985 | 0.0034 |
a: age and sex were fixed in the model.
The model R2 was 0.2417 for PCS, 0.2188 for MCS and 0.2491 for TS.