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Table 5 TB suspect factors associated with good quality sputum collection using the less strict definition (i.e. at least one sputum sample with volume ≥ 3 ml, color yellow-green, and correct viscosity).

From: Insufficient quality of sputum submitted for tuberculosis diagnosis and associated factors, in Klaten district, Indonesia

Variable

Individuals with poor quality sputum collection (n = 182)

N (%)

Individuals with good quality sputum collection (n = 90)

N (%)

Total number of individuals (n = 272)*

N (%)

P-value

Sex

   

0.52

   Male

82 (64.6)

45 (35.4)

127 (100)

 

   Female

100 (69.0)

45 (31.0)

145 (100)

 

Age group in years

   

0.34

   15–29

29 (75.0)

9 (25.0)

36 (100)

 

   30–59

96 (68.1)

45 (31.9)

141 (100)

 

   ≥ 60

59 (62.1)

36 (37.9)

95 (100)

 

Marital status

   

0.48

   Married

133 (65.8)

69 (34.2)

202 (100)

 

   Unmarried

18 (78.3)

5 (21.7)

23 (100)

 

   Widowed

31 (66.0)

16 (34.0)

47 (100)

 

Monthly income in rupiah

   

0.40

   < 300,000

40 (62.5)

24 (37.5)

64 (100)

 

   300,000–899,999

124 (69.7)

54 (30.3)

178 (100)

 

   ≥ 900,000

18 (60.0)

12 (40.0)

30 (100)

 

Knowledge of TB#

   

0.13

   Poor

118 (70.7)

49 (29.3)

167 (100)

 

   Good

64 (61.0)

41 (39.0)

105 (100)

 

Motivation to provide sputum$

   

0.60

   Good

165 (67.6)

79 (32.4)

244 (100)

 

   Poor

17 (60.7)

11 (39.3)

28 (100)

 

Perceived seriousness of TB

   

0.11

   Serious

97 (62.6)

58 (37.4)

155 (100)

 

   Not serious

85 (72.6)

32 (27.4)

117 (100)

 

Perceived walking distance from home to nearest health center

   

0.52

   Close

59 (70.2)

25 (29.8)

84 (100)

 

   Far

123 (65.4)

65 (34.6)

188 (100)

 

Perception of transportation costs to health center

   

0.50**

   Too expensive

6 (54.5)

5 (45.5)

11 (100)

 

   Reasonable

40 (63.5)

23 (36.5)

63 (100)

 

   Cheap

134 (68.7)

61 (31.3)

195 (100)

 

   Don't know

2 (66.7)

1 (33.3)

3 (100)

 

Perception of sputum submission

   

0.66**

   Easy

93 (65.5)

49 (34.5)

142 (100)

 

   Difficult

83 (68.0)

39 (32.0)

122 (100)

 

   Don't know

6 (75.0)

2 (25.0)

8 (100)

 
  1. * the samples of 22 interviewed TB suspects were not evaluated for volume, color and viscosity. These 22 TB suspects are excluded from the analysis
  2. # Knowledge was considered 'good' if the TB suspect provided the correct answer to ≥50% of the questions and 'poor' if <50% of the questions was answered correctly
  3. $ Motivation to provide sputum was considered 'good' if they had a score of more than 13 (range: 0–27) and 'poor' if the score was <13.
  4. ** Don't know not included in chisquare test