Table 2 Meta-regression models of delays in diagnosis and treatment of pulmonary tuberculosis

 Male %

1.4 (−0.8, 3.6)

1.4 (−1.8, 4.6)

5.5 (1.7, 9.3)

−0.09 (− 0.4, 0.3)

−0.3 (− 1.5, 0.9)

−0.8 (−3.2, 1.5)

 Mean age

4.1 (−2.7, 10.8)

−4.9 (− 12.4, 2.6)

−6.3 (− 15.6, 3.1)

−0.01 (− 0.3, 0.3)

3.4 (−1.9, 8.8)

7.6 (0.2, 15.0)

 MOD

27.5 (− 2.4, 57.4)

−67.6 (− 139.4, 4.3)

117.9 (45.3, 190.6)

− 0.44 (−5.3, 4.4)

0.8 (− 37.5, 39.1)

0.2 (− 56.1, 56.4)

 Eptb

55.3 (− 10.5, 121.2)

45.1 (7.9, 82.3)

107.2 (− 15.0, 229.5)

1.44 (−8.3, 11.2)

6.5 (−97.4, 110.5)

35.0 (−77.2, 147.2)

 TBtype

− 14.4 (− 42.7, 14.0)

−1.3 (− 22.3, 19.6)

62.9 (− 73.5, 199.4)

0.35 (−3.25, 3.95)

−1.9 (− 28.1, 24.3)

10.9 (− 36.7, 58.5)

 Sputum MCS

91.7 (19.8, 163.6)

22.8 (− 13.0, 58.5)

− 4.6 (− 119.1, 109.9)

0.42 (− 7.89, 8.73)

−16.8 (− 78.2, 44.7)

3.1 (− 104.4, 110.5)

 Sputum culture

−46.0 (− 116.3, 24.3)

24.6 (− 40.8, 89.9)

23.8 (− 110.0, 157.6)

−0.89 (− 11.8, 10.0)

30.6 (− 34.7, 96.0)

48.9 (− 64.3, 162.2)

 Chest X-ray use

−62.9 (− 128.7, 2.8)

179.2 (−9.3, 367.6)

193.7 (− 65.5, 452.9)

−19.72 (− 33.6, − 5.9)

− 6.8 (− 67.2, 53.5)

−31.2 (− 150.1, 87.7)

 Tertiary facility

18.6 (−70.3, 107.5)

−19.3 (− 100.6, 62.1)

205.3 (− 35.3, 445.9)

1.74 (− 9.9, 13.4)

−7.0 (− 56.2, 42.1)

−13.1 (− 117.4, 91.1)

 World bank class

−118.2 (− 243.2, 6.8)

275 (− 32.4, 582.5)

129.4 (− 134.2, 393.0)

− 22.07 (− 39.5, − 4.6)

29.1 (− 61.9, 120.2)

3.1 (− 150.3, 156.6)

 WHO region

−10.7 (− 29.8, 8.3)

9.2 (− 14.6, 33.0)

−33.5 (− 17.1, 4.1)

0.52 (− 2.2, 3.3)

−2.7 (− 23.0, 17.6)

−14.0 (− 44.9, 16.9)

 Tau²

4789.0

17.1

2173

5.2

572.7

2426

 I² residual

99.4%

71.3%

98.4%

98.79%

93.22%

94.08%

 Adjusted R²

16.08%

97.7%

62.0%

78.6%

−18.45%

27.19%

 Model F

1.52

16.23

3.14

5.60

1.29

1.86

 p-value

0.19

0.059

0.141

0.055

0.4139

0.1945