Table 1.
Demographic, medical and psychological characteristics in non‐small cell lung cancer patients according to marital status, the presence or absence of confidants and satisfaction level with confidants
| Characteristics | Marital status | Confidants | Satisfaction level with confidants | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Married | Unmarried | P‐value | Presence | Absence | P‐value | Extremely fairly satisfied | Somewhat satisfied– extremely dissatisfied | P‐value | |
| No. subjects | 196 | 42 | 201 | 37 | 179 | 59 | |||
| Demographic characteristics | |||||||||
| Mean age in years (SD) | 61.9 (9.9) | 64.7 (13.0) | 0.20 | 62.1 (10.7) | 63.9 (9.9) | 0.36 | 62.5 (10.5) | 62.1 (10.8) | 0.79 |
| Sex, male (%) | 65.3 | 40.5 | 0.003 | 59.2 | 70.3 | 0.20 | 60.3 | 62.7 | 0.75 |
| Body mass index (kg/m2) | |||||||||
| ≥18.5 | 90.8 | 97.6 | 0.14 | 92.5 | 89.2 | 0.49 | 91.6 | 93.2 | 0.69 |
| <18.5 | 9.2 | 2.4 | 7.5 | 10.8 | 8.4 | 6.8 | |||
| Duration of education (%) | |||||||||
| >15 years | 16.3 | 4.8 | 0.052 | 14.9 | 10.8 | 0.51 | 15.1 | 11.9 | 0.54 |
| 15 years | 83.7 | 95.2 | 85.1 | 89.2 | 84.9 | 88.1 | |||
| Smoking status (%) | |||||||||
| Never‐smoker | 34.2 | 40.5 | 0.49 | 36.8 | 27.0 | 0.45 | 37.9 | 27.1 | 0.26 |
| Ex‐smoker | 25.0 | 16.7 | 22.4 | 29.7 | 23.5 | 23.7 | |||
| Current smoker | 40.8 | 42.9 | 40.8 | 43.2 | 38.6 | 49.2 | |||
| Smoking status after surgery (%) | |||||||||
| Never‐smoker | 34.2 | 40.5 | 0.009 | 36.8 | 27.0 | 0.41 | 37.9 | 27.1 | 0.35 |
| Ex‐smoker | 25.0 | 16.7 | 22.4 | 29.7 | 23.5 | 23.7 | |||
| Quit smoker | 39.8 | 33.3 | 37.8 | 43.2 | 35.8 | 47.5 | |||
| Continued smoker | 1.0 | 9.5 | 2.9 | 0.0 | 2.8 | 1.7 | |||
| Medical characteristics | |||||||||
| Occasion of diagnosis (%) | |||||||||
| Mass screening or health checkup | 61.2 | 57.1 | 0.28 | 60.2 | 62.2 | 0.045 | 59.8 | 62.7 | 0.68 |
| Subjective symptoms | 20.9 | 16.7 | 22.4 | 8.1 | 21.8 | 15.3 | |||
| Follow up for other diseases | 15.3 | 26.2 | 14.9 | 29.7 | 16.2 | 20.3 | |||
| Unknown | 2.6 | 0.0 | 2.5 | 0.0 | 2.2 | 1.7 | |||
| Pathological stage † (%) | |||||||||
| IA | 51.0 | 52.4 | 0.82 | 51.7 | 48.7 | 0.24 | 51.9 | 49.2 | 0.96 |
| IB | 26.0 | 21.4 | 24.9 | 27.0 | 25.7 | 23.7 | |||
| IIA | 4.1 | 7.1 | 4.9 | 2.7 | 4.5 | 5.1 | |||
| IIB | 14.3 | 16.7 | 15.4 | 10.8 | 13.9 | 16.9 | |||
| IIIA | 4.6 | 2.4 | 2.9 | 10.8 | 3.9 | 5.1 | |||
| Histology type (%) | |||||||||
| Adenocarcinoma | 68.4 | 66.7 | 0.42 | 67.2 | 72.9 | 0.31 | 69.3 | 64.4 | 0.58 |
| Squamous cell carcinoma | 19.9 | 26.2 | 20.4 | 24.3 | 18.9 | 27.1 | |||
| Large cell carcinoma | 5.1 | 0.0 | 4.5 | 2.7 | 4.5 | 3.4 | |||
| Other | 6.6 | 7.1 | 7.9 | 0.0 | 7.3 | 5.1 | |||
| Type of surgery (%) | |||||||||
| Lobectomy | 94.9 | 100.0 | 0.13 | 95.5 | 97.3 | 0.62 | 94.9 | 98.3 | 0.27 |
| Pneumonectomy | 5.1 | 0.0 | 4.5 | 2.7 | 5.0 | 1.7 | |||
| Performance status before surgery ‡ (%) | |||||||||
| 0 | 68.9 | 71.4 | 0.86 | 67.7 | 78.4 | 0.41 | 68.7 | 71.2 | 0.81 |
| 1 | 30.6 | 28.6 | 31.8 | 21.6 | 30.7 | 28.8 | |||
| 2 | 0.5 | 0.0 | 0.5 | 0.0 | 0.6 | 0.0 | |||
| Co‐morbidity § (%) | |||||||||
| Absence | 62.8 | 47.6 | 0.069 | 61.7 | 51.4 | 0.24 | 59.2 | 62.7 | 0.63 |
| Presence | 37.2 | 52.4 | 38.3 | 48.7 | 40.8 | 37.3 | |||
| Pain (%) | |||||||||
| None‐mild | 45.4 | 52.4 | 0.41 | 46.8 | 45.9 | 0.93 | 49.2 | 38.9 | 0.17 |
| Moderate‐severe | 54.6 | 47.6 | 53.2 | 54.1 | 50.8 | 61.0 | |||
| Dyspnea (%) | |||||||||
| None‐mild | 57.1 | 52.4 | 0.57 | 57.2 | 51.4 | 0.51 | 55.9 | 57.6 | 0.81 |
| Moderate‐severe | 42.9 | 47.6 | 42.8 | 48.7 | 44.1 | 42.4 | |||
| Albumin (%) | |||||||||
| ≥3.5 g/dL | 91.3 | 95.2 | 0.48 | 92.0 | 91.9 | 0.85 | 92.2 | 91.5 | 0.98 |
| <3.5 g/dL | 7.1 | 2.4 | 6.5 | 5.4 | 6.2 | 6.8 | |||
| Unknown | 1.5 | 2.4 | 1.5 | 2.7 | 1.7 | 1.7 | |||
| Psychological characteristics | |||||||||
| SCID‐depression (%) | |||||||||
| Absence | 94.9 | 88.1 | 0.099 | 94.0 | 91.9 | 0.62 | 94.4 | 91.5 | 0.43 |
| Presence | 5.1 | 11.9 | 5.9 | 8.1 | 5.6 | 8.5 | |||
| POMS score¶ (median, range) | |||||||||
| TMD (median) | 13 | 20 | 0.51 | 16 | 8 | 0.90 | 12 | 26 | 0.002 |
| TMD (range) | (−17–119) | (−10–64) | (−17–119) | (−15–93) | (−17–119) | (−15–93) | |||
| Depression‐dejection | 4 (0–36) | 5 (0–30) | 0.18 | 4 (0–36) | 2 (0–29) | 0.96 | 4 (0–36) | 6 (0–29) | 0.020 |
| Tension‐anxiety | 6 (0–26) | 6 (0–18) | 0.96 | 6 (0–26) | 5 (2–20) | 0.75 | 6 (0–26) | 8 (2–20) | 0.003 |
| Anger‐hostility | 3 (0–30) | 2 (0–16) | 0.71 | 3 (0–30) | 1 (0–25) | 0.47 | 2 (0–22) | 5 (0–30) | 0.003 |
| Vigor‐activity | 9 (0–26) | 8 (0–22) | 0.24 | 9 (0–22) | 9 (0–26) | 0.75 | 9 (0–26) | 8 (0–26) | 0.026 |
| Fatigue‐inertia | 5 (0–22) | 6 (0–15) | 0.82 | 5 (0–22) | 5 (0–21) | 0.85 | 5 (0–22) | 6 (0–21) | 0.040 |
| Confusion‐bewilderment | 6 (0–20) | 6 (2–14) | 0.86 | 6 (0–20) | 5 (2–15) | 0.46 | 6 (0–20) | 6 (2–16) | 0.086 |
†
Defined by a tumor node metastasis staging system classification: International Union Againt Cancer.
‡
‡ Defined by Eastern Cooperative Oncology Group.
§
§ Hypertension, myocardiac infarction, angina pectoris, diabetes mellitus, renal diseases or liver diseases.
¶
¶Two subjects excluded from analysis of Profiles of Mood State (POMS) score. SCID, Statistical Manual for Mental Disorders, Revised (DSM‐III‐R) criteria; TMD, total mood disturbance.