Aboriginal | Non-Aboriginal | p Value (ANOVA) | ||||||
---|---|---|---|---|---|---|---|---|
Diarrhoea | Control | Diarrhoea | Control | |||||
Number | 44 | 52 | 6 | 22 | ||||
Age (months) | 15.3 (12.4, 18.9) | 34.2 (26.2, 44.6) | 23.6 (14.3, 40.1) | 43.5 (27.3, 69.2) | < 0.001 | |||
Mean length of stay (days) | 8.5 (7.5, 9.8) | 6.2 (5.0, 7.7) | 2.9 (1.6, 5.3) | 3.3 (2.3, 4.7) | < 0.001 | |||
Gestation at birth (weeks) | 36.9 (35.7, 38.1) | 37.9 (36.8, 39.0) | 40.0 (40, 40) | 37.2 (35.6, 38.8) | 0.37 | |||
Breast fed | 30 (68) | 20 (39) | 1 (17) | 3 (14) | < 0.0001 | |||
Remote community residence | 42 (96) | 43 (83) | 0 | 5 (23) | < 0.0001 | |||
Birthweight (kg) | 2.7 (2.5, 2.9) | 2.9 (2.7, 3.1) | 3.0 (2.4, 3.6) | 3.1 (2.7, 3.5) | 0.45 | |||
Admission weight/age (z-score) | −2.28 (−2.58, −1.98) | −1.34 (−1.74, −0.94) | −0.91 (−2.01, +0.19) | +0.06 (−0.86, + 0.98) | < 0.0001 | |||
Haemoglobin (g/l) | 118.5 (113.7, 123.3) | 118.4 (114.6, 122.2) | 122.0 (110.4, 133.6) | 120.3 (114.7, 125.9) | 0.94 | |||
Mean corpuscular volume (fl) | 70.9 (68.5, 73.4) | 74.8 (72.8, 76.8) | 76.5 (68.0, 85.0) | 79.9 (75.9, 83.9) | < 0.01 | |||
Serum K+ (mmol/l) | 2.8 (2.5, 3.1) | 3.9 (3.7, 4.1) | 4.6 (3.6, 5.6) | 3.7 (3.5, 3.9) | < 0.0001 | |||
Co-morbidities | ||||||||
Pneumonia | 7 (16) | 6 (10) | 0 | 2 (9) | 0.76 | |||
Wheezing illness | 4 (10) | 12 (24) | 0 | 6 (27) | 0.17 | |||
Chronic suppurative otitis media | 10 (23) | 8 (15) | 1 (17) | 0 | < 0.01 | |||
Urinary tract infection | 10 (23) | 5 (10) | 0 | 0 | 0.05 | |||
Soft tissue infection | 10 (23) | 14 (27) | 0 | 2 (9) | 0.31 |
Values are means and 95% confidence intervals or n (%).