Table 5 Drug use indicators at 33 township health centers in Shandong and Ningxia, China, 2009-2011

ANDPP

3.37

3.28

3.36

3.23

3.12

3.15

3.30

3.19

3.25

PED, %

50.65

49.41

65.67

55.35

60.59

70.64

53.03

55.49

68.31

ANAPP

0.73

0.71

0.66

0.72

0.81

0.70

0.73

0.77

0.68

PPA, %

51.43

51.54

47.15

53.15

60.38

54.19

52.28

56.37

50.88

PPI, %

30.59

29.04

26.68

28.36

27.97

22.36

29.50

28.50

24.40

PPC, %

11.09

10.70

11.20

1.65

2.30

1.89

6.40

6.10

6.30