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Table 3 Singer factor analysis of fat level and timing of puberty by sex

From: The relationship between obesity and body compositions with respect to the timing of puberty in Chongqing adolescents: a cross-sectional study

Groups Boys (n = 441) Girls (n = 407)
Normal weight Overweight Obesity Normal weight Overweight Obesity
Early puberty 41 (73.2%) 10 (17.9%) 5 (8.9%) 50 (62.5%) 15 (18.8%) 15 (18.8%)
On-time puberty 257 (83.2%) 30 (9.7%) 22 (7.1%) 131 (84.4%) 20 (13.0%) 4 (2.6%)
Delayed puberty 70 (93.3%) 2 (2.7%) 3 (4.0%) 166 (96.5%) 5 (2.9%) 1 (0.6%)
χ2   10.639    63.232  
P   0.031    0.000  
  1. boys: “Early puberty” VS “On-time puberty”, P = 0.155; “On-time puberty” VS “Delayed puberty”, P = 0.000, “Early puberty” VS “Delayed puberty”, P = 0.000
  2. girls: “Early puberty” VS “On-time puberty”, P = 0.000; “On-time puberty” VS “Delayed puberty”, P = 0.000, “Early puberty” VS “Delayed puberty”, P = 0.000
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