Table 1.
Baseline Demographics
| Variable |
All patients (n = 150) |
Subgroup Interested in Surgery (n = 96) |
|---|---|---|
| Mean or No. (SD or %) | Mean or No. (SD or %) | |
| Mean age (years) |
43 (9) |
44 (9) |
| Female Sex |
136 (91) |
89 (93) |
| Weight (kg) |
134.7 (25.1) |
135.5 (24.7) |
| Body Mass Index (kg/m2) |
49.4 (8.3) |
49.9 (8.4) |
| Time on Wait List (days) |
64 (76) |
59 (74) |
| Smoking |
|
|
| Never |
62 (41) |
34 (35) |
| Former |
64 (43) |
41 (43) |
| Current |
24 (16) |
21 (22) |
| Marital Status |
|
|
| Married/Common Law |
80 (53) |
46 (48) |
| Divorced/Separated |
22 (15) |
18 (19) |
| Single |
48 (32) |
32 (33) |
| Education |
|
|
| No high school |
1 (1) |
0 (0) |
| Some high school |
16 (11) |
8 (8) |
| High school diploma |
26 (17) |
16 (17) |
| Some post-secondary |
27 (18) |
13 (14) |
| Post-secondary graduate |
80 (53) |
59 (62) |
| Annual Income |
|
|
| Less than $15 000 |
9 (6) |
6 (6) |
| $15 000 – 29 999 |
17 (11) |
9 (9) |
| $30 000 – 49 999 |
22 (15) |
16 (17) |
| $50 000 – 79 999 |
45 (30) |
27 (28) |
| $80 000 or greater |
52 (35) |
33 (34) |
| Not answered |
5 (3) |
5 (5) |
| Employment Status |
|
|
| Full-time |
90 (60) |
59 (62) |
| Part-time |
18 (12) |
12 (13) |
| Casual/volunteer |
1 (1) |
1 (1) |
| Long-term disability |
12 (8) |
9 (9) |
| Homemaker |
9 (6) |
5 (5) |
| Unemployed |
15 (10) |
8 (8) |
| Retired |
5 (3) |
4 (4) |
| Other |
5 (3) |
3 (3) |
| Race |
|
|
| Caucasian |
138 (92) |
90 (94) |
| Hispanic |
1 (1) |
1 (1) |
| First Nations |
2 (1) |
2 (2) |
| South Asian |
2 (1) |
2 (2) |
| Other |
6 (4) |
1 (1) |
| Type 2 Diabetes |
35 (23) |
22 (23) |
| Hypertension |
70 (47) |
45 (47) |
| Dyslipidemia |
38 (25) |
27 (28) |
| Coronary Artery Disease |
6 (4) |
6 (6) |
| Peripheral Vascular Disease |
2 (1) |
0 (0) |
| Cerebrovascular Disease |
1 (1) |
1 (1) |
| Congestive Heart Failure |
0 (0) |
0 (0) |
| Sleep Apnea |
44 (29) |
32 (33) |
| On CPAP |
19 (13) |
13 (14) |
| Gastroesophageal Reflux |
57 (38) |
44 (46) |
| Osteoarthritis |
44 (29) |
31 (32) |
| Polycystic Ovarian Syndrome |
20 (13) |
16 (17) |
| Hypothyroidism |
32 (21) |
25 (26) |
| Depression |
93 (62) |
68 (71) |
| Fibromyalgia |
18 (12) |
15 (16) |
| Anxiety | 69 (46) | 48 (50) |