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Table 1 The Mean ± SD (ppm) of the elements in primary and permanent teeth

From: Effect of different doses of radiation on morphogical, mechanical and chemical properties of primary and permanent teeth—an in vitro study

Element

Group

Primary teeth

Permanent teeth

Mean ± SD

**p-value

Mean ± SD

**p-value

Na

Control

4760.24 ± 149.54

< 0.001

7613.43 ± 304.77

< 0.001

10Gy

3358.84 ± 601.87*

6965.26 ± 814.86

20Gy

4677.00 ± 581.66

7085.43 ± 731.39

30Gy

2508.84 ± 562.43*

2089.43 ± 321.02*

40Gy

5214.71 ± 525.79

7062.29 ± 551.12

50Gy

2551.24 ± 687.69*

625.79 ± 73.88*

60Gy

2543.30 ± 442.70*

215.00 ± 32.00*

K

Control

148.48 ± 22.97 02

< 0.001

188.29 ± 17.62

< 0.001

10Gy

147.93 ± 25.79

161.94 ± 23.87

20Gy

120.20 ± 24.60

180.19 ± 21.37

30Gy

102.23 ± 8.22*

160.64 ± 18.80

40Gy

81.33 ± 10.87*

160.83 ± 19.20

50Gy

104.76 ± 22.94*

147.16 ± 28.03*

60Gy

106.51 ± 12.77*

79.06 ± 13.28*

Mg

Control

4367.71 ± 108.93

< 0.001

4626.43 ± 372.14

< 0.001

10Gy

4026.89 ± 458.72

3334.86 ± 227.89*

20Gy

4024.85 ± 218.78

3341.29 ± 399.28*

30Gy

2045.25 ± 283.57*

3356.71 ± 136.57*

40Gy

4499.43 ± 345.28

4856.14 ± 704.16

50Gy

4113.91 ± 549.14

3828.71 ± 489.43*

60Gy

3709.77 ± 515.20*

3726.86 ± 340.46*

P

Control

86,602.86 ± 2259.88

< 0.001

156,850.14 ± 4598.47

< 0.001

10Gy

86,368.57 ± 8044.51

161,571.43 ± 7246.08

20Gy

79,994.29 ± 2483.12

158,100.00 ± 6943.82

30Gy

79,881.43 ± 4634.40

153,442.86 ± 7654.16

40Gy

80,130.00 ± 5539.45

155,257.14 ± 10,548.75

50Gy

73,243.86 ± 4768.31*

149,042.86 ± 5046.40

60Gy

82,762.00 ± 4982.26

137,357.14 ± 3353.04*

Ca

Control

304,400.00 ± 1597.92

< 0.001

358,938.57 ± 6167.83

0.003

10Gy

288,385.71 ± 20,510.76

345,360.00 ± 18,179.58

20Gy

289,742.86 ± 8233.24

346,442.86 ± 12,877.87

30Gy

273,314.29 ± 21,881.15*

342,138.57 ± 13,571.27

40Gy

256,442.86 ± 18,057.30*

349,285.71 ± 17,032.56

50Gy

251,714.29 ± 12,113.41*

341,071.43 ± 9620.24

60Gy

258,114.29 ± 18,460.90*

326,487.14 ± 10,067.46*

Ca/P

Control

3.52 ± 0.08

< 0.001

2.29 ± 0.04

< 0.001

10Gy

3.35 ± 0.10

2.14 ± 0.04*

20Gy

3.62 ± 0.03

2.19 ± 0.04*

30Gy

3.42 ± 0.11

2.23 ± 0.04

40Gy

3.20 ± 0.13*

2.25 ± 0.05

50Gy

3.44 ± 0.15

2.29 ± 0.03

60Gy

3.11 ± 0.14*

2.38 ± 0.04*

  1. **One-Way ANOVA
  2. * The statistically significant difference when compared with control group