Association between COPD knowledge, self-efficacy, perceived social support, and COPD SM behavior (n = 121)_
| Items | COPD SM behavior | P-value |
|---|---|---|
| COPD knowledge | 0.50 | <0.001 |
| Self-efficacy | 0.29 | 0.001 |
| Perceived social support | 0.49 | <0.001 |
Frequency, percentage, mean, and SD of health information of the participants (n = 121)_
| Health information | N (%) |
| Duration of COPD (years) | |
| <1 | 6 (5.0) |
| 1–5 | 65 (53.7) |
| 6–10 | 41 (33.9) |
| >10 | 9 (7.4) |
| Smoking status | |
| Never | 33 (27.3) |
| Current smoking | 43 (35.5) |
| Quit smoking | 45 (37.2) |
| FEV1 (%) | |
| 50-79 (moderate) | 89 (73.6) |
| ≥80 (mild) | 32 (26.4) |
| Exacerbation history (within 12 months) | |
| None | 53 (43.8) |
| 1–3 | 47 (38.8) |
| 3 | 21 (17.4) |
| COPD-related hospitalizations (within 12 months) | |
| None | 78 (64.5) |
| 1–3 | 32 (26.4) |
| >3 | 11 (9.1) |
| Respiratory symptoms | |
| None | 25 (20.7) |
| Yes* | 96 (79.3) |
| Dyspnea | 21 (17.4) |
| Wheezing | 58 (47.9) |
| Cough | 82 (67.8) |
| Expectoration | 65 (53.7) |
| Co-morbidities | |
| None | 62 (51.2) |
| Yes* | 59 (48.8) |
| Hypertension | 38 (31.4) |
| Diabetic | 13 (10.7) |
| Heart disease | 16 (13.2) |
| Others ** | 19 (15.7) |
| Daily COPD treatment | |
| No | 49 (40.5) |
| Yes* | 72 (59.5) |
| Drug | 71 (58.7) |
| Oxygen | 21 (17.4) |
| Traditional Chinese medicine | 8 (6.6) |
| PR program | |
| No | 121 (100) |
| Yes | 0 (0) |
| Source of COPD information | |
| No | 27 (22.3) |
| Yes* | 94 (77.7) |
| Physician | 94 (77.7) |
| Nurse | 53 (56.2) |
| Internet | 10 (8.3) |
| 16 (13.2) | |
| Others (family, other cases of COPD) | 15 (12.4) |
Frequency, percentage, mean, and SD of demographic characteristics of the participants (n = 121)_
| Demographic characteristics | N (%) |
|---|---|
| Age (years) | |
| 45–59 | 25 (20.7) |
| 60–74 | 59 (48.8) |
| 75–89 | 37 (30.5) |
| Gender | |
| Male | 95 (78.5) |
| Female | 26 (21.5) |
| Marital status | |
| Single | 1 (0.8) |
| Married | 108 (89.3) |
| Divorced | 2 (1.7) |
| Widowed | 10 (8.2) |
| Living condition | |
| Alone | 10 (8.3) |
| Family (spouse and/or children) | 111 (91.7) |
| Residential area | |
| Urban | 47 (38.8) |
| Suburban | 74 (61.2) |
| Education level | |
| Primary or lower | 74 (61.1) |
| Junior high school | 40 (33.1) |
| Senior high school | 5 (4.1) |
| College or above | 2 (1.7) |
| Household income (Yuan per month) | |
| ≤2000 (310.2 US$) | 27 (22.3) |
| 2001–5000 (310.3–775.4 US$) | 64 (52.9) |
| 5001–8000 (775.6–1240.7 US$) | 25 (20.7) |
| ≥8001 (1240.9 US$) | 5 (4.1) |
| Occupation status | |
| Unemployed | 40 (33.1) |
| Employed | 55 (45.4) |
| Farmer | 33 (27.3) |
| Professional jobs (doctor/teacher) | 7 (5.8) |
| Factory workers/laborer | 15 (12.3) |
| Retired | 26 (21.5) |
Range, mean, and SD of COPD knowledge, self-efficacy, and perceived social support among the participants (n = 121)_
| Independent variables | Range | M | SD | Level | |
|---|---|---|---|---|---|
| Possible score | Actual score | ||||
| COPD knowledge | 0-13 | 0-12 | 5.4 | 3.30 | - |
| Self-efficacy | 1-10 | 1.83-9.67 | 6.3 | 1.75 | - |
| Perceived social support | 1-7 | 1.33-6.83 | 4.3 | 1.06 | Moderate |
| Family support | 1-7 | 1.75-7.00 | 5.5 | 0.88 | High |
| Friend support | 1-7 | 1.00-6.75 | 3.5 | 1.47 | Moderate |
| Other support | 1-7 | 1.00-7.00 | 3.8 | 1.39 | Moderate |
Range, mean, and SD of SM behavior among the participants (n = 121)_
| COPD SM behavior | Range | M | SD | |
|---|---|---|---|---|
| Possible score | Actual score | |||
| COPD SM behavior | 1-5 | 1.4-3.9 | 2.7 | 0.44 |
| Symptom management | 1-5 | 1-4.8 | 2.5 | 0.76 |
| Daily life management | 1-5 | 1.4-4.4 | 3.4 | 0.51 |
| Emotional management | 1-5 | 1.3-4.3 | 2.6 | 0.54 |
| Information management | 1-5 | 1-3.6 | 2.0 | 0.55 |