Table 4 The mean surface hardness (± SD) of materials tested immersed in sport and energy drinks at different times

69.58 ± 0.23^C

68.78 ± 0.28^a,A

68.01 ± 0.21^a,A

69.59 ± 0.57^C

65.24 ± 0.67*^,b,B

63.95 ± 0.36*^,b,B

69.65 ± 0.35^C

62.93 ± 0.36*^,c,C

57.67 ± 0.45*^,c,C

60.67 ± 0.62^B

59.87 ± 0.67^a,A

59.64 ± 0.65^a,A

60.76 ± 0.48^B

51.81 ± 0.64*^,b,D

45.46 ± 0.52*^,b,D

60.68 ± 0.49^B

49.01 ± 0.51*^,c,E

41.42 ± 0.34*^,c,E

96.69 ± 0.42^A

95.94 ± 0.43^a,A

95.89 ± 0.56^a,A

96.71 ± 0.38^A

81.96 ± 0.41*^,b,F

71.32 ± 0.45*^,b,F

96.82 ± 0.26^A

76.73 ± 0.54*^,c,G

60.92 ± 0.38*^,c,G