| Variable . | IBM (n = 50) . | IIM (n = 65) . | Population controls (n = 294) . |
|---|---|---|---|
| Demographics | |||
| Age (years)* | 73.5 (10.39) | 67.4 (10.98)** | 73.0 (10.44) |
| Sex: male* | 29 (58) | 25 (38.4)* | 173 (58.8) |
| Race, n (%) | |||
| Black | 0 (0.0%) | 2 (3.1) | 1 (0.3) |
| Asian | 0 (0.0%) | 1 (1.5) | 12 (4.1) |
| Other/mixed | 0 (0.0%) | 3 (4.6) | 3 (1.0) |
| White | 50 (100) | 59 (90.8) | 277 (94.2) |
| Unknown | 0 0 | 0 0 | 1 (0.3) |
| Hispanic, n (%) | 1 (2) | 1 (1.5) | 8 (2.7) |
| Weight (kg) | 80.1 (14.54) | 77.6 (20.25) | 79.0 (17.69) |
| Height (cm) | 170.1(10.88) | 165.9 (9.86) | 167.7 (9.72) |
| Tobacco use | |||
| Current or former smoker | 7 (17.1) | 6 (11.5) | 31 (16.1) |
| Unknown | 9 | 13 | 101 |
| Education level | |||
| Primary | 1 (2.2) | 0 0 | 8 (2.9) |
| Secondary | 16 (34.8) | 24 (38.1) | 89 (32.1) |
| Tertiary | 29 (63) | 39 (61.9) | 180 (65.5) |
| Unknown | 4 | 2 | 17 |
| Disease characteristics | |||
| Dysphagia**** | 32 (64) | 30 (46.2)# | 61 (20.8)**** |
| Gastrostomy tube* | 3 (6) | 5 (7.7) | 5 (1.7) |
| Impaired gait**** | 37 (74) | 24 (36.9)**** | 128 (43.5)**** |
| Wheelchair use** | 5 (10) | 1 (1.5)* | 5 (1.7)* |
| Variable . | IBM (n = 50) . | IIM (n = 65) . | Population controls (n = 294) . |
|---|---|---|---|
| Demographics | |||
| Age (years)* | 73.5 (10.39) | 67.4 (10.98)** | 73.0 (10.44) |
| Sex: male* | 29 (58) | 25 (38.4)* | 173 (58.8) |
| Race, n (%) | |||
| Black | 0 (0.0%) | 2 (3.1) | 1 (0.3) |
| Asian | 0 (0.0%) | 1 (1.5) | 12 (4.1) |
| Other/mixed | 0 (0.0%) | 3 (4.6) | 3 (1.0) |
| White | 50 (100) | 59 (90.8) | 277 (94.2) |
| Unknown | 0 0 | 0 0 | 1 (0.3) |
| Hispanic, n (%) | 1 (2) | 1 (1.5) | 8 (2.7) |
| Weight (kg) | 80.1 (14.54) | 77.6 (20.25) | 79.0 (17.69) |
| Height (cm) | 170.1(10.88) | 165.9 (9.86) | 167.7 (9.72) |
| Tobacco use | |||
| Current or former smoker | 7 (17.1) | 6 (11.5) | 31 (16.1) |
| Unknown | 9 | 13 | 101 |
| Education level | |||
| Primary | 1 (2.2) | 0 0 | 8 (2.9) |
| Secondary | 16 (34.8) | 24 (38.1) | 89 (32.1) |
| Tertiary | 29 (63) | 39 (61.9) | 180 (65.5) |
| Unknown | 4 | 2 | 17 |
| Disease characteristics | |||
| Dysphagia**** | 32 (64) | 30 (46.2)# | 61 (20.8)**** |
| Gastrostomy tube* | 3 (6) | 5 (7.7) | 5 (1.7) |
| Impaired gait**** | 37 (74) | 24 (36.9)**** | 128 (43.5)**** |
| Wheelchair use** | 5 (10) | 1 (1.5)* | 5 (1.7)* |
Categorical variables are displayed as n (percentage), and continuous variable as mean (s.d.). The P-value corresponding to comparison of the three groups is shown in the first column, P-value for IBM vs IIM group is shown in ‘IIM’ column, and P-value for IBM vs population controls is shown in ‘Population controls’ column.
0.01≤P-value < 0.05;
P-value <0.01;
P-value <0.001;
P-value <0.0001;
P-value = 0.057.
IBM: inclusion body myositis; IIM: inflammatory myopathy.
| Variable . | IBM (n = 50) . | IIM (n = 65) . | Population controls (n = 294) . |
|---|---|---|---|
| Demographics | |||
| Age (years)* | 73.5 (10.39) | 67.4 (10.98)** | 73.0 (10.44) |
| Sex: male* | 29 (58) | 25 (38.4)* | 173 (58.8) |
| Race, n (%) | |||
| Black | 0 (0.0%) | 2 (3.1) | 1 (0.3) |
| Asian | 0 (0.0%) | 1 (1.5) | 12 (4.1) |
| Other/mixed | 0 (0.0%) | 3 (4.6) | 3 (1.0) |
| White | 50 (100) | 59 (90.8) | 277 (94.2) |
| Unknown | 0 0 | 0 0 | 1 (0.3) |
| Hispanic, n (%) | 1 (2) | 1 (1.5) | 8 (2.7) |
| Weight (kg) | 80.1 (14.54) | 77.6 (20.25) | 79.0 (17.69) |
| Height (cm) | 170.1(10.88) | 165.9 (9.86) | 167.7 (9.72) |
| Tobacco use | |||
| Current or former smoker | 7 (17.1) | 6 (11.5) | 31 (16.1) |
| Unknown | 9 | 13 | 101 |
| Education level | |||
| Primary | 1 (2.2) | 0 0 | 8 (2.9) |
| Secondary | 16 (34.8) | 24 (38.1) | 89 (32.1) |
| Tertiary | 29 (63) | 39 (61.9) | 180 (65.5) |
| Unknown | 4 | 2 | 17 |
| Disease characteristics | |||
| Dysphagia**** | 32 (64) | 30 (46.2)# | 61 (20.8)**** |
| Gastrostomy tube* | 3 (6) | 5 (7.7) | 5 (1.7) |
| Impaired gait**** | 37 (74) | 24 (36.9)**** | 128 (43.5)**** |
| Wheelchair use** | 5 (10) | 1 (1.5)* | 5 (1.7)* |
| Variable . | IBM (n = 50) . | IIM (n = 65) . | Population controls (n = 294) . |
|---|---|---|---|
| Demographics | |||
| Age (years)* | 73.5 (10.39) | 67.4 (10.98)** | 73.0 (10.44) |
| Sex: male* | 29 (58) | 25 (38.4)* | 173 (58.8) |
| Race, n (%) | |||
| Black | 0 (0.0%) | 2 (3.1) | 1 (0.3) |
| Asian | 0 (0.0%) | 1 (1.5) | 12 (4.1) |
| Other/mixed | 0 (0.0%) | 3 (4.6) | 3 (1.0) |
| White | 50 (100) | 59 (90.8) | 277 (94.2) |
| Unknown | 0 0 | 0 0 | 1 (0.3) |
| Hispanic, n (%) | 1 (2) | 1 (1.5) | 8 (2.7) |
| Weight (kg) | 80.1 (14.54) | 77.6 (20.25) | 79.0 (17.69) |
| Height (cm) | 170.1(10.88) | 165.9 (9.86) | 167.7 (9.72) |
| Tobacco use | |||
| Current or former smoker | 7 (17.1) | 6 (11.5) | 31 (16.1) |
| Unknown | 9 | 13 | 101 |
| Education level | |||
| Primary | 1 (2.2) | 0 0 | 8 (2.9) |
| Secondary | 16 (34.8) | 24 (38.1) | 89 (32.1) |
| Tertiary | 29 (63) | 39 (61.9) | 180 (65.5) |
| Unknown | 4 | 2 | 17 |
| Disease characteristics | |||
| Dysphagia**** | 32 (64) | 30 (46.2)# | 61 (20.8)**** |
| Gastrostomy tube* | 3 (6) | 5 (7.7) | 5 (1.7) |
| Impaired gait**** | 37 (74) | 24 (36.9)**** | 128 (43.5)**** |
| Wheelchair use** | 5 (10) | 1 (1.5)* | 5 (1.7)* |
Categorical variables are displayed as n (percentage), and continuous variable as mean (s.d.). The P-value corresponding to comparison of the three groups is shown in the first column, P-value for IBM vs IIM group is shown in ‘IIM’ column, and P-value for IBM vs population controls is shown in ‘Population controls’ column.
0.01≤P-value < 0.05;
P-value <0.01;
P-value <0.001;
P-value <0.0001;
P-value = 0.057.
IBM: inclusion body myositis; IIM: inflammatory myopathy.
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