Table 1 Frequency of children with each erupted element and mean of erupted teeth by sex. São Luís and Ribeirão Preto, 2013–2015

Element 51

99.1

98.23

0.02

Element 61

96.97

96.30

0.25

Element 71

81.36

83.58

0.07

Element 81

85.2

87.57

0.07

Element 52

93.93

92.15

0.04

Element 62

79.30

78.72

0.66

Element 72

77.91

79.10

0.37

Element 82

88.21

86.91

0.29

Element 53

45.5

42.7

0.09

Element 63

48.35

47.23

0.49

Element 73

6.56

58.15

0.24

Element 83

47.49

46.97

0.78

Element 54

62.91

66.50

0.02

Element 64

77.10

78.02

0.46

Element 74

72.17

72.07

0.95

Element 84

69.72

71.66

0.25

Element 55

37.92

35.30

0.14

Element 65

32.60

30.98

0.35

Element 75

16.23

16.17

0.96

Element 85

12

13.02

0.49

\(\mathop x\limits^ -\)

\(\mathop x\limits^ -\)

p

Number of erupted teeth

12.08

12.10

0.87