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Table 1 Conditional Proportion (CP), Unconditional Proportion (UP) and Accumulated Proportion (AP) of the distribution steps in the poorest and least poor quintiles.

From: System effectiveness of a targeted free mass distribution of long lasting insecticidal nets in Zanzibar, Tanzania

  

Registered

Arrived at

distribution

point

Received an

LLIN

Child

sleeping

under an

LLIN

System

effectiveness

(AP)

Least poor:

poorest equity

effectiveness

ratio

Micheweni

        

Least poor

n = 50

CP

UP

48/50 (96%)

48/50 (96%)

48/48 (100%)

48/50 (96%)

43/48 (90%)

43/50 (86%)

32/43 (74%)

32/50 (64%)

64%

1.5

(Pro-rich)

Poorest

n = 54

CP

UP

38/54 (70%)

38/54 (70%)

36/38 (95%)

43/54 (80%)

32/36 (89%)

37/54 (69%)

24/32 (75%)

32/54 (59%)

44%

  

P-value

CP

UP

0.0019

0.0019

0.24

0.019

0.93

0.044

0.95

0.65

0.076

  

North A

        

Least poor

n = 67

CP

UP

65/67 (97%)

65/67 (97%)

65/65 (100%)

65/67 (97%)

64/65 (98%)

64/67 (96%)

58/64 (91%)

59/67 (88%)

87%

1

(Equitable)

Poorest

n = 45

CP

UP

43/45 (96%)

43/45 (96%)

43/43 (100%)

43/45 (96%)

43/43 (100%)

43/45 (96%)

39/43 (91%)

39/45 (87%)

87%

  

P-value

CP

UP

0.69

0.69

-

0.69

0.43

0.99

0.99

0.82

0.99