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Table 2 Arithmetic median, 2.5th–97.5th percentile mean and 95% CI of the mean leukocytes, lymphocytes and nutritional status

From: Immunohaematological reference values in human immunodeficiency virus-negative adolescent and adults in rural northern Tanzania

Sex n Median 2.5th–97.5th percentile Mean ± SD 95% CI of the Mean P value
Absolute leukocytes
Males 42 4.7 2.3–8.8 4.9 ± 1.6 4.4–5.4 t = 1.2, df = 91,
p = 0.2
Females 60 5.2 2.5–9.2 5.3 ± 1.7 4.8–5.7  
Total 102 5.0 2.5–9.0 5.1 ± 1.6 4.8–5.4  
Absolute lymphocytes
Males 42 1.5 0.6–3.2 1.6 ± 4.9 1.5–1.8 t = 0.3, df = 92,
p = 0.8
Females 60 1.8 0.3–4.7 1.9 ± 5.3 1.8–2.2  
Total 102 1.7 0.6–3.5 1.8 ± 5.1 1.7–1.9  
Nutritional status given as BMI in Kg/m 2
Males 42 21.9 17.6–34.5 23.3 ± 3.9 22.0–24.5 t = 0.4, df = 71,
p = 0.7
Females 60 23.6 17.9–32.9 23.6 ± 2.9 22.8–24.3  
Total 102 22.9 17.9–32.9 23.4 ± 3.4 22.8–24.1  
  1. Reference value are reported in percentile