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Table 1 Patients who held catastrophic ill ness certificates (CIC) for tuberous sclerosis complex (TSC) in Taiwan, 1997–2010

From: A population-based study to estimate survival and standardized mortality of tuberous sclerosis complex (TSC) in Taiwan

 

Total

Mortality group

Surviving group

 
 

N

N

N

P value

 

471

14 (3.0%)

457 (97.0%)

 

Sex, n (%)

 Male

232 (49.3)

8 (57.1)

224 (49.0)

 

 Female

239 (50.7)

6 (42.9)

233 (51.0)

0.5970

Age at endpoint (death or end of queried period), years

 Mean (SD)

20.9 (13.3)

32.4 (17.3)

20.4 (13.0)

 < 0.0001

 Median (IQR)

17.8 (11.5–27.2)

32.8 (23.4–43.8)

17.5 (11.3–26.4)

0.0006

Cohorts by age at endpoint, n (%)

 < 1 year

2 (0.4)

1 (7.1)

1 (0.2)

 

 1–18 years old

235 (49.9)

2 (14.3)

233 (51.0)

 

 19–40 years old

196 (41.6)

6 (42.9)

190 (41.6)

 

 > 40 years old

38 (8.1)

5 (35.7)

33 (7.2)

 < 0.0001

Age at enrollment (date of CIC acquisition), years

 Mean (SD)

15.0 (13.8)

29.7 (17.8)

14.5 (13.4)

 < 0.0001

 Median (IQR)

10.9 (4.1–21.9)

31.6 (16.6–42.6)

10.8 (4.0–21.3)

0.0015

Cohorts by age at enrollment, n (%)

 < 1 year

36 (7.6)

1 (7.1)

35 (7.7)

 

 1–18 years old

279 (59.2)

3 (21.4)

276 (60.4)

 

 19–40 years old

129 (27.4)

5 (35.7)

124 (27.1)

 

 > 40 years old

27 (5.7)

5 (35.7)

22 (4.8)

 < 0.0001

 ≤ 18 years old

315 (66.9)

4 (28.6)

311 (68.1)

 

 > 18 years old

156 (33.1)

10 (71.4)

146 (31.9)

0.0034

Survived time from enrollment to endpoint, years

 Mean (SD)

5.8 (3.4)

2.6 (2.1)

5.9 (3.4)

0.0003

 Median (IQR)

5.5 (3.1–8.1)

2.2 (0.7–3.4)

5.6 (3.2–8.1)

0.0002

 Total

2749.11

2712.29

36.82

 

Comorbidity (ICD-9-CM diagnostic codes queried), n (%)

 Neurological symptoms

  Epilepsy (345.x)

361 (76.6)

10 (71.4)

351 (76.8)

0.7479

  Cerebral degenerations (331.x)

8 (1.7)

0 (0.0)

8 (1.8)

1.0000

  Multiple sclerosis (340.x)

24 (5.1)

1 (7.1)

23 (5.0)

0.5242

  Infantile cerebral palsy (343.x)

47 (10.0)

2 (14.3)

45 (9.8)

0.6405

  Other congenital nervous system anomalies (742.x)

142 (30.1)

3 (21.4)

139 (30.4)

0.5679

 TANDs

  Dementias (290.x, 291.x, 294.x)

31 (6.6)

1 (7.1)

30 (6.6)

1.0000

  Psychotic conditions (293.x–299.x)

73 (15.5)

1 (7.1)

72 (15.8)

0.7062

  Neurotic disorders (300.x)

22 (4.7)

0 (0.0)

22 (4.8)

1.0000

  Depression (311.x)

6 (1.3)

0 (0.0)

6 (1.3)

1.0000

  ADHD (314.x)

31 (6.6)

0 (0.0)

31 (6.8)

0.6136

  Developmental delays (315.x–319.x)

151 (32.1)

1 (7.1)

150 (32.8)

0.0442

 Any malignant neoplasms (140.x–195.x)

167 (35.5)

5 (35.7)

162 (35.4)

1.0000

  Oral and pharyngeal cancers (140.x–149.x)

34 (7.2)

1 (7.1)

33 (7.2)

1.0000

  Cardiac cancer (164.1)

5 (1.1)

0 (0.0)

5 (1.1)

1.0000

  Urological cancers (189.x)

11 (2.3)

1 (7.1)

10 (2.2)

0.2851

  Brain cancer (191.x)

18 (3.8)

0 (0.0)

18 (3.9)

1.0000

 Benign tumours

    

  Benign skin tumours (216.x)

14 (3.0)

0 (0.0)

14 (3.1)

1.0000

  Benign urological tumours (223.x)

22 (4.7)

3 (21.4)

19 (4.2)

0.0231

  Benign brain tumours (225.x)

13 (2.8)

1 (7.1)

12 (2.6)

0.3280

 Other systemic manifestations

    

  Any renal diseases (403.x, 404.x, 580.x-586.x)

30 (6.4)

3 (21.4)

27 (5.9)

0.0527

  Myocardial infarction (410.x, 411.x)

1 (0.2)

0 (0.0)

1 (0.2)

1.0000

  Cerebrovascular diseases (430.x-433.x, 435.x)

2 (0.4)

0 (0.0)

2 (0.4)

1.0000

  Peptic ulcers (531.x-534.x)

10 (2.1)

1 (7.1)

9 (2.0)

0.2627

  Diabetes mellitus (250.x)

5 (1.1)

0 (0.0)

5 (1.1)

1.0000

  LAM (516.4)

3 (0.7)

0 (0.0)

3 (0.0)

1.0000

  1. For comparisons between the mortality and survival cohorts, P value was calculated using the T-test, Wilcoxon Rank Sum test, or chi-squared test/Fisher exact test, as appropriate. Abbreviations: SD: standard deviation; IQR: interquartile range; ICD-9-CM: International Classification of Diseases, Ninth Revision, Clinical Modifications; TAND: TSC-associated neuropsychiatric disorders; ADHD: attention deficit hyperactivity disorder