Determinants of early child development in rural Tanzania

Table 1 Baseline characteristics of 137 children in rural Tanzania

Variables	n	Mean	Standard deviation	%
Bodyweight at enrolment (0–17 days)	137	3.39 kg	0.49
WAZ at enrolment (0–17 days)	137	− 0.13	0.91
Gender	137
Male	60			43.8
Female	77			56.2
Tribe
Iraqw	103			85.8
Datog	10			8.3
Other	7			2.5
Missing	17			2.5
Nutritional status				0.8
LAZ at 6 months	137	− 1.24	1.05
LAZ ≤ − 2 (stunted)	28			20.4
WAZ at 6 months	137	− 0.60	1.12
WAZ ≤ − 2 (wasted)	14			10.2
WLZ at 6 months	137	0.32	1.20
WLZ ≤ −2 (malnourished)	4			2.9
Socioeconomic status
WAMI index	135^b	0.21	0.12
Sanitation^a	135^b	1.81	2.17
Assets	135^b	1.90	1.64
Maternal education (years)	135^b	5.20	2.78
Income per month (TZH shilling)^a	135^b	42,861	58,698
Mother’s age (years)	121^c	29.31	6.61
Mother’s number of pregnancies^a	122^d	4.70	2.81
Home environment
Emotional and verbal responsivity^a	137	6.70	0.85
Organization	137	3.04	2.18
Opportunities^a	137	2.77	0.58
Cleanliness of child^a	137	2.48	0.93
Cognitive development at 15 months
Bayley total score	137	43.15	8.55
Bayley cognitive score	137	11.50	4.13
Bayley language score	137	8.26	3.99
Bayley fine motor score^a	137	10.94	1.43
Bayley gross motor score	137	12.45	2.45

LAZ length-for-age z-score; WAZ weight-for-age z-score; WLZ weight-for-length z-score; WAMI index water, assets, maternal education, and income
^aNot normally distributed
^bMissing 2
^cMissing 16
^dMissing 15

ISSN: 1753-2000