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Table 1 Mean and standard deviation (SD) of apical bone gain (in mm) from T1 to T6

From: Long-term apical bone gain after implant placement combined with internal sinus-floor elevation without graft

Location

Time

n

Mean

SD

Mesial

T1

148

2.44

2.16

T2

101

2.75

2.06

T3

93

3.03

1.87

T4

74

3.44

2.26

T5

56

3.38

2.25

T6

66

3.63

2.24

Distal

T1

148

2.62

2.06

T2

101

2.94

2.12

T3

94

3.17

1.99

T4

74

3.44

2.31

T5

56

3.48

2.30

T6

66

3.34

2.01