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Table 1 Maternal and child characteristics of 4,220 children in the DHS Senegal 2019 dataset

From: Association between satellite-detected tropospheric nitrogen dioxide and acute respiratory infections in children under age five in Senegal: spatio-temporal analysis

Characteristics

Total

(n = 4,220)

ARI symptoms: Yes

(n = 186)

ARI symptoms: No

(n = 4,034)

p-value

Child's age in months, mean (SD)

30.37 (± 17.37)

26.79 (± 16.60)

30.53 (± 17.39)

0.004

Mother's education—no. (%)

   

0.297

High

489 (11.6%)

26 (14.0%)

463 (11.5%)

 

Low

3731 (88.4%)

160 (86.0%)

3571 (88.5%)

 

Wealth index—no. (%)

   

0.036

Rich

998 (23.6%)

58 (31.2%)

940 (23.3%)

 

Middle

795 (18.8%)

28 (15.1%)

767 (19.0%)

 

Poor

2427 (57.5%)

100 (53.8%)

2327 (57.7%)

 

Residence—no. (%)

   

0.805

Urban

1259 (29.8%)

57 (30.6%)

1202 (29.8%)

 

Rural

2961 (70.2%)

129 (69.4%)

2832 (70.2%)

 

Temperature, mean (SD)

26.84 (± 3.09)

26.45 (± 2.82)

26.86 (± 3.10)

0.077

Relative humidity, mean (SD)

59.08 (± 24.15)

62.52 (± 24.53)

58.92 (± 24.13)

0.047

NO2 (mol/m2), mean (SD)

17.39 (± 7.16)

18.59 (± 8.60)

17.33 (± 7.09)

0.052

  1. Note: Boldface indicates statistical significance (p < 0.05).Chi-squared test for categorical variables, and two-sample t-test for continuous variables