Table 2.
Multiple logistic regression analysis of factors associated with anxiety.
| Model 1a | Model 2 | Model 3 | Model 4 | |
|---|---|---|---|---|
| Pseudo R2 | 1.2% | 8.3% | 9.8% | 10.7% |
| ΔPseudo R2 | – | 7.1% | 1.5% | 0.9% |
| Chi-squareb | 19.237 | 134.486 | 158.401 | 164.76 |
| P-value | 0.001 | <0.001 | <0.001 | <0.001 |
| Step 1: Participants' type | ||||
| General medical staff | Reference | Reference | Reference | Reference |
| General public | 1.18 (0.73, 1.90) | 0.97 (0.59, 1.60) | 1.09 (0.66, 1.80) | 1.09 (0.66, 1.80) |
| Front-line health care worker | 1.79 (0.97, 3.30) | 1.67 (0.90, 3.11) | 1.41 (0.75, 2.67) | 1.37 (0.72, 2.59) |
| CPV | 1.90 (1.09, 3.32)* | 1.50 (0.84, 2.67) | 1.53 (0.86, 2.75) | 1.51 (0.84, 2.70) |
| Quarantined people | 2.78 (1.45, 5.33)** | 2.36 (1.20, 4.66)* | 2.39 (1.20, 4.75)* | 2.33 (1.17, 4.65)* |
| Step 2: Demographic | ||||
| Gender | ||||
| Male | – | 1.38 (1.08, 1.76)** | 1.35 (1.06, 1.72)* | 1.34 (1.05, 1.71)* |
| Female | – | Reference | Reference | Reference |
| Age | ||||
| 18–30 | – | 6.78 (3.16, 14.53)*** | 6.17 (2.87, 13.24)*** | 6.22 (2.89, 13.38)*** |
| 31–40 | – | 4.62 (2.17, 9.85)*** | 4.22 (1.98, 9.00)*** | 4.27 (2.00, 9.13)*** |
| 41–50 | – | 4.16 (1.92, 9.04)*** | 3.92 (1.81, 8.50)** | 3.93 (1.81, 8.52)** |
| 51–60 | – | 2.89 (1.22, 6.840)* | 2.70 (1.14, 6.40)* | 2.66 (1.12, 6.30)* |
| >60 | Reference | Reference | Reference | |
| Marital status | ||||
| Single/divorced/widowed | – | Reference | Reference | Reference |
| Married | – | 1.00 (0.74, 1.35) | 1.02 (0.75, 1.38) | 1.01 (0.74, 1.37) |
| Education | ||||
| High school or below | – | Reference | Reference | Reference |
| College or above | – | 0.75 (0.58, 0.96)* | 0.73 (0.57, 0.94)* | 0.74 (0.57, 0.95)* |
| Living status | ||||
| Alone | – | Reference | Reference | Reference |
| Live with family member | – | 0.78 (0.55, 1.11) | 0.80 (0.56, 1.13) | 0.81 (0.57, 1.16) |
| Live with friend | – | 0.43 (0.23, 0.80)** | 0.44 (0.23, 0.82)* | 0.46 (0.24, 0.85)* |
| Self-rated health | 2.50 (2.06, 3.04)*** | 2.44 (2.00, 2.96)*** | 2.43 (2.00, 2.96)*** | |
| Step 3: Exposure history | ||||
| Hubei province exposed after December 1, 2019 | ||||
| No | – | – | Reference | Reference |
| Yes | – | – | 1.58 (1.08, 2.32)* | 1.57 (1.07, 2.30)* |
| Family or close friends engaged in front-line medical work | ||||
| No | – | – | Reference | Reference |
| Yes | – | – | 1.51 (1.04, 2.18)* | 1.47 (1.02, 2.14)* |
| Confirmed cases nearby | ||||
| No | – | – | Reference | Reference |
| Yes | – | – | 2.42 (1.42, 4.13)** | 2.44 (1.43, 4.18)** |
| Step 4: Concern to the epidemic | ||||
| Care for the information | ||||
| Non-care | – | – | – | 1.44(0.93, 2.23) |
| Care | – | – | – | Reference |
| Daily attention to the information | ||||
| <1 | – | – | – | Reference |
| 1–3 | – | – | – | 1.12 (0.86, 1.47) |
| >3 | – | – | – | 1.45 (1.03, 2.04)* |
a
Model 1–unadjusted; Model 2–adjusted for demographics; Model 3–adjusted for demographics and epidemic-exposure variables; Model 4–adjusted for demographics, epidemic-exposure variables and epidemic-concern variables.
b
Chi-square for changes in −2LnL.
*
p < 0.05;
**
p < 0.01;
***
p < 0.001.