Author

Ethnicity

fML^a

fAP^a

fR (fML/fAP)^a

Our study

Indian

77.5 ± 4.0(M)

70.0 ± 3.4(F)

73.8 ± 4.8(C)

53.9 ± 2.8(M)

48.5 ± 3.9(F)

51.2 ± 4.3(C)

1.44 ± 0.05(M)

1.45 ± 0.09(F)

1.45 ± 0.08(C)

Cheng et al. [10]

Chinese

76.4 ± 2.8(M)

68.8 ± 4.6(F)

73.0 ± 4.6(C)

51.3 ± 2.0(M)

45.7 ± 1.9(F)

48.8 ± 3.4(C)

1.49 ± 0.06(M)

1.51 ± 0.06(F)

1.49 ± 0.05(C)

Kwak et al. [3]

Korean

76.1 ± 4.0(M)

67.6 ± 3.1(F)

71.9 ± 5.6(C)

48.2 ± 3.3(M)

43.2 ± 2.3(F)

45.7 ± 3.8(C)

1.58 (M)

1.56 (F)

1.57 (C)

Mensch et al. [17]

American

80.3 ± 3.7(M)

70.1 ± 2.8(F)

48.9 ± 2.3(M)

42.1 ± 1.7(F)

Westrich et al. [6]

American

42.9 ± 6.8(C)

Uehara et al. [7]

Japanese

83.0 ± 6.2(M)

71.7 ± 4.0(F)

74.3 ± 6.6(C)

53.8 ± 6.6(M)

46.6 ± 3.6(F)

48.3 ± 5.4(C)