Table 3.

Univariate analysis of clinical group I with III.

Variables	Group I		Group III	Significance values
Age	49.76 ± 11.30 yrs		39.38 ± 14.35 yrs	0.0000
Height	156.58 ± 8.84 cm		159.54 ± 8.17 cm	0.024
Weight	55.32 ± 11.04 kg		55.60 ± 9.06 kg	0.45
Sex	0	25	39	χ2p = 0.26 (Yates corrected)
	1	25	61
Race	0	33	56	χ2p = 0.31 (Yates corrected)
	1	17	44
Occupation	0	9	24	χ2p = 0.72 (Yates corrected)
	1	34	67
	2	4	5
	3	3	4

Sex: M − 0, F − 1; Race: Mongoloid – 0, Non-mongoloid – 1; Occupation: 1) house hold workers (0), 2) Outdoor workers (1), 3) Manual laborers (2) and, 4) Head load carriers (3).