Table 2.

Socio-demographic and health differences between those successfully and unsuccessfully followed up by telephone among 106 527 participants of The Malaysian Cohort^a

Demographic and health differences	Successful (N=74 653)			Unsuccessful (N=31 874)			P-value
	Number of participants	Urban (%)	Rural (%)	Number of participants	Urban (%)	Rural (%)
Gender
Male	32 255	74.9	25.1	12 642	64.0	36.0	χ2 = 115.1
Female	42 398	74.4	25.6	19 232	63.8	36.2	P < 0.001
Ethnicity
Malay	31 603	55.4	44.6	15 179	46.2	53.8
Chinese	25 764	96.9	3.1	8860	96.2	3.8	χ2 = 1093.9
Indian	12 026	87.9	12.1	4192	83.5	16.5	P < 0.001
Other	5260	51.0	49.0	3643	36.4	63.6
Risk factors
Hypertension	34 464	70.7	29.3	14 954	58.8	41.2
Diabetes mellitus	12 072	68.4	31.6	5523	57.9	42.1	χ2 = 221.5
High cholesterol	33 106	72.6	27.4	14 014	62.3	37.7	P < 0.001
Obesity	12 946	67.9	32.1	5820	57.5	42.5

^aAll data are row percentages.