BIOSTATISTICS CASE STUDY: Tests of Association for Categorical Data Table 1 Characteristics of 399 patients with PTB and univariate analyses of potential predictors of successful treatment Successful Characteristics Patients treatment n (%) n(96) Pvalue* Sex 0.392 Male 293 (73.4) 106 (26.6) 198 (67.6) 77 (72.6) Female Patients with comorbidities 0.018 No comorbidity With comorbidities Unknown 143 (35.9) 255 (64.1) 109 (76.2) 165 (64.7) 1 (100) CXR 0.015 Cavitations No cavitation Unknown 127 (31.9) 271 (68.1) 98 (77.2) 176 (64.9) 1 (100) Previous TB treatment 0.815 Yes No Unknown 22 (5.8) 16 (72.7) 360 (94.2) 246 (68.3) 12 (70.6) 17 DOT 0.002 Yes No Unknown 250 (63.1) 186 (74.4 3 (100) 146 (36.9) 86 (58.9) Diagnostic and treating physicians <0.001 298 (74.7) 221 (74.2) Pulmonologist Non-pulmonologist 102 (25.6) 55 (53.9) Health-care institutions <0.001 105 (26.3) 68 (64.8) Medical centre Regional hospital District hospital and 144 (36.1) 98 (24.6) 399 (100) *15-month follow-up after start of treatment. 92 (63.9) 66 (67.3) Chest specialty hospital52 (13.0) 49 (94.2) primary practitioners Total 275 (68.9) tx2 test. PTB pulmonary tuberculosis; CXR chest X-ray, TB tuberculosis; DOT- directly observed treatment. Page i ot 4
BIOSTATISTICS CASE STUDY: Tests of Association for Categorical Data Table 1 Characteristics of 399 patients with PTB and univariate analyses of potential predictors of successful treatment Successful Characteristics Patients treatment n (%) n(96) Pvalue* Sex 0.392 Male 293 (73.4) 106 (26.6) 198 (67.6) 77 (72.6) Female Patients with comorbidities 0.018 No comorbidity With comorbidities Unknown 143 (35.9) 255 (64.1) 109 (76.2) 165 (64.7) 1 (100) CXR 0.015 Cavitations No cavitation Unknown 127 (31.9) 271 (68.1) 98 (77.2) 176 (64.9) 1 (100) Previous TB treatment 0.815 Yes No Unknown 22 (5.8) 16 (72.7) 360 (94.2) 246 (68.3) 12 (70.6) 17 DOT 0.002 Yes No Unknown 250 (63.1) 186 (74.4 3 (100) 146 (36.9) 86 (58.9) Diagnostic and treating physicians <0.001 298 (74.7) 221 (74.2) Pulmonologist Non-pulmonologist 102 (25.6) 55 (53.9) Health-care institutions <0.001 105 (26.3) 68 (64.8) Medical centre Regional hospital District hospital and 144 (36.1) 98 (24.6) 399 (100) *15-month follow-up after start of treatment. 92 (63.9) 66 (67.3) Chest specialty hospital52 (13.0) 49 (94.2) primary practitioners Total 275 (68.9) tx2 test. PTB pulmonary tuberculosis; CXR chest X-ray, TB tuberculosis; DOT- directly observed treatment. Page i ot 4
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Question
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According to table 1, I need to construct a 3X2 table to test the association between DOT status and successful treatment. How do I do this?
Transcribed Image Text:BIOSTATISTICS CASE STUDY:
Tests of Association for Categorical Data
Table 1 Characteristics of 399 patients with PTB and
univariate analyses of potential predictors of
successful treatment
Successful
Characteristics
Patients treatment
n (%)
n(96)
Pvalue*
Sex
0.392
Male
293 (73.4)
106 (26.6)
198 (67.6)
77 (72.6)
Female
Patients with comorbidities
0.018
No comorbidity
With comorbidities
Unknown
143 (35.9)
255 (64.1)
109 (76.2)
165 (64.7)
1 (100)
CXR
0.015
Cavitations
No cavitation
Unknown
127 (31.9)
271 (68.1)
98 (77.2)
176 (64.9)
1 (100)
Previous TB treatment
0.815
Yes
No
Unknown
22 (5.8) 16 (72.7)
360 (94.2) 246 (68.3)
12 (70.6)
17
DOT
0.002
Yes
No
Unknown
250 (63.1) 186 (74.4
3 (100)
146 (36.9)
86 (58.9)
Diagnostic and treating
physicians
<0.001
298 (74.7)
221 (74.2)
Pulmonologist
Non-pulmonologist
102 (25.6)
55 (53.9)
Health-care institutions
<0.001
105 (26.3)
68 (64.8)
Medical centre
Regional hospital
District hospital and
144 (36.1)
98 (24.6)
399 (100)
*15-month follow-up after start of treatment.
92 (63.9)
66 (67.3)
Chest specialty hospital52 (13.0) 49 (94.2)
primary practitioners
Total
275 (68.9)
tx2 test.
PTB pulmonary tuberculosis; CXR chest X-ray, TB tuberculosis; DOT-
directly observed treatment.
Page i ot 4
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