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Table 2 Anthropometric Measures and Pubertal Status by Sex

From: Nutritional status among young adolescents attending primary school in Tanzania: contributions of mid-upper arm circumference (MUAC) for adolescent assessment

Variable

Total

n = 154

Males

n = 62

Females

n = 92

p-value

Mean Height (range)a

151.6 cm (130, 170.9)

149.5 cm (130, 170.9)

153.1 (134.4, 169.4)

0.014

Mean Weight (range)

42.2 kg (25, 72)

39.1 kg (26, 58.9)

44.2 kg (25, 72)

0.000

Mean BMI (range)

18.3 (12.8, 31.2)

17.4 (13.5, 30.3)

18.8 (12.8, 31.2)

0.002

Mean MUAC (range)

22.3 cm (16.5, 33)

21.4 cm (18, 33)

23.0 cm (16.5, 31.6)

0.000

  

 % (n)

  

Pubertal Status

   

0.742

 Started puberty

52.6 (81)

54.8 (34)

51.1 (47)

 

 Not started puberty

47.4 (73)

45.16 (28)

48.9 (45)

 

Height-for-age z-score categorized (sex specific)

   

0.000

 Not Stunted (≥ −2 SD)

85.7 (132)

69.3 (43)

96.7 (89)

 

 Stunted (<−2 SD)

14.2 (22)

30.6 (19)

3.2 (3)

 

BMI-for-age z-scores categorized (sex specific)

   

0.047

 obese (>2SD)

1.3 (3)

1.6 (1)

1.1 (1)

 

 overweight (> 1SD)

11.0 (17)

3.2 (2)

16.3 (15)

 

 normal (1 - -2 SD)

74.7 (115)

77.4 (48)

72.8 (67)

 

 thinness (<−2 SD)

10.4 (16)

14.5 (9)

7.6 (7)

 

 severe thinness (<−3 SD)

2.6 (4)

3.2 (2)

2.1 (2)

 

MUAC-for-age z-scores categorized (Mramba et al.)

   

0.004

 z > −2

88.2 (135)

80.6 (50)

93.4 (85)

 

 -2 < z > − 3

10.5 (16)

19.3 (12)

4.4 (4)

 

 z < −3

1.31 (2)

0.0 (0)

2.2 (0)

 

MUAC categorizeda,b (not delineated by sex, age adjusted) Per NACS guidelines

   

0.002

 Normal

87.0 (134)

77.4 (48)

94.5 (86)

 

 Moderate acute malnutrition (MAM)

12.3 (19)

22.6 (14)

5.5 (5)

 
  1. an = 153
  2. b0% had severe acute malnutrition (SAM)