Table 4.
Baseline sociodemographic and clinical characteristics and 8-month recovery status.
| Age <60 | Age ≥ 60 | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Variable, mean (SD) | Recovered (n=24) |
Non-Recovered (n=34) |
t-test or χ2 | df | P | Recovered (n=49) |
Non-Recovered (n=43) |
t-test or χ2 | df | P |
| Age, years | 53.5 (4.5) | 51.9 (7.1) | 1.06 | 55.4 | 0.29 | 71.0 (6.5) | 69.6 (6.7) | 1.07 | 90 | 0.29 |
| Male, % | 58 | 47 | 0.71 | 1 | 0.40 | 63 | 47 | 2.60 | 1 | 0.11 |
| Caucasian, % | 83 | 79 | 0.14 | 1 | 0.71 | 92 | 93 | 0.05 | 1 | .083 |
| >High School education, % | 67 | 74 | 0.32 | 1 | 0.57 | 47 | 51 | 0.16 | 1 | 0.69 |
| Married, % | 75 | 59 | 1.63 | 1 | 0.20 | 78 | 56 | 4.92 | 1 | 0.03 |
| Working, part- or full-time, % | 83 | 74 | 0.78 | 1 | 0.38 | 18 | 19 | 0.001 | 1 | 0.98 |
| SF-36 MCS‡ | 42.1 (9.3) | 40.1 (12.7) | 0.66 | 56 | 0.51 | 47.1 (11.1) | 41.9 (10.2) | 2.31 | 90 | 0.02 |
| SF-36 PCS‡ | 33.5 (5.0) | 30.4 (6.1) | 2.05 | 56 | 0.04 | 32.3 (7.7) | 29.4 (7.5) | 1.83 | 90 | 0.07 |
| DASI | 8.8 (6.6) | 7.3 (6.2) | 0.87 | 56 | 0.39 | 7.6 (5.2) | 5.5 (5.3) | 1.90 | 90 | 0.06 |
| PSSS | 69.2 (8.2) | 69.0 (12.9) | 0.05 | 55.5 | 0.96 | 74.0 (6.8) | 66.6 (12.1) | 3.56 | 64 | 0.001 |
| LOT-R | 15.0 (4.2) | 13.1 (4.8) | 1.51 | 51 | 0.14 | 16.0 (3.8) | 14.0 (5.1) | 2.06 | 83 | 0.04 |
| SF-36 Bodily Pain | 37.1 (8.2) | 37.2 (9.7) | 0.08 | 56 | 0.94 | 42.7 (9.0) | 39.2 (10.9) | 1.67 | 90 | 0.10 |
| PHQ-9§ | 13.4 (3.0) | 13.9 (3.8) | 0.56 | 56 | 0.58 | 12.9 (2.4) | 13.9 (3.4) | 1.58 | 75.4 | 0.11 |
| HRS-D§ | 17.8 (6.8) | 17.7 (6.8) | 0.05 | 56 | 0.96 | 13.7 (6.5) | 18.2 (7.5) | 3.07 | 90 | 0.003 |
Abbreviations:
SF-36 MCS: Medical Outcomes Study Short Form Health Survey Mental Component Scale
SF-36 PCS: Medical Outcomes Study Short Form Health Survey Physical Component Scale
DASI: Duke Activity Status Index
PSSS: Perceived Social Support Scale
LOT-R: Life Orientation Test Revised Optimism Score
HRS-D: Hamilton Rating Scale for Depression
‡
Higher scores indicate better health-related quality of life
§
Higher scores indicate more severe symptoms