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Demonstrates the city or geographical periphery where each study was performed, the geographic latitude in degrees, the age at menarche in years, and the author and year of publication. |
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| City or Geographical Periphery |
Geographic Latitude in degrees |
Age at menarche in years |
Author and year of publication |
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| Oslo (Norway) |
59,93 |
16,00 |
Rosenberg 1991 [21] |
| Copenhagen (Denmark) |
55,43 |
13,40 |
Helm P & Grolund L 1998 [22] |
| Rotterdam (Netherlands) |
51,55 |
13,15 |
Mul et al 2001 [23] |
| Brussels (Belgium) |
50,51 |
13,00 |
Vercauteren M & Susanne C 1984 [24] |
| Switzerland |
47,00 |
13,40 |
Largo RH & Prader A 1983 [25] |
| Pecs (Hungary) |
46,00 |
12,90 |
Dober I & Kiralyfalvi L 1993 [26] |
| Zagreb (Croatia) |
45,48 |
13,13 |
Prebeg Z & Bralic I 2000 [27] |
| L' Aquila (Italy) |
42,36 |
12,55 |
Danubio et al 2004 [28] |
| Madrid (Spain) |
40,26 |
12,79 |
Marroban MD, Mesa MS 2000 [29] |
| Coimbra (Portugal) |
40,15 |
12,53 |
Padez C & Rocha MA 2003 [30] |
| Dayton (Ohio, USA) |
40,13 |
12,43 |
Chumlea et al 2003 [31] |
| Sardinia (Italy) |
40,00 |
12,78 |
Floris G et al 1987 [32] |
| Athens (Greece) |
38,00 |
12,58 |
Dacou-Voutetakis et al 1983 [33] |
| Thriasion Pedion, (Greece) |
37,50 |
12,07 |
Grivas et al 2002 [34] |
| Columbia (USA) |
38,53 |
13,20 |
Vadocz EA et al 2002 [35] |
| Atlanta (Georgia, USA) |
33,46 |
12,60 |
Freedman et al 2002 [36] |
| Marrakech (Morocco) |
31,49 |
13,04 |
Montero P et al 1999 [37] |
| Texas (USA) |
31,14 |
13,10 |
Malina RM et al 1994 [38] |
| Chandigarh (India) |
30,72 |
13,20 |
Sharma K 1990 [39] |
| Patiala (India) |
30,35 |
12,54 |
Singh SP & Malhotra P 1988 [40] |
| Cairo (Egypt) |
30,05 |
12,59 |
Attallah NL 1978 [41] |
| Shiraz (Iran) |
29,38 |
12,84 |
Ayatollahi SM et al 2002 [42] |
| Zhejiang (China) |
28,45 |
12,80 |
Hesketh T et al 2002 [43] |
| Hong Kong (China) |
22,45 |
12,38 |
Huen KF et al 1997 [44] |
| Dominican Republic |
19,00 |
13,10 |
Mancebo P et al 1990 [45] |
| Khartoum (Sudan) |
15,55 |
13,35 |
Attallah NL et al 1983 [46] |
| Bangkok (Thailand) |
13,73 |
12,35 |
Chompootaweep S et al 1997 [47] |
| Hausa (Nigeria) |
12,24 |
13,50 |
Rehan N 1994 [48] |
| Carabobo (Venezuela) |
10,23 |
12,86 |
Farid-Coupal N et al 1981 [49] |
| Nigeria |
10,00 |
13,70 |
Oduntan SO et al 1976 [50] |
| Jaffna (Sri Lanka) |
9,66 |
13,78 |
Prakash S & Pathmanathan G 1984 [51] |
| Kumasi (Ghana) |
6,75 |
13,98 |
Adadevoh SW et al 1989 [52] |
| Yaunde (Cameroon) |
3,85 |
13,98 |
Pasquet P et al 1999 [53] |
Grivas et al. Scoliosis 2006 1:9 doi:10.1186/1748-7161-1-9 |
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