b.

CMIT distribution

CIMT, mm	Cases (n = 163)	Controls (n = 163)	p value
Right IMT	0.77±0.36	0.56±0.13	<0.0001
Left IMT	0.73±0.29	0.57±0.14	<0.0001
Right IMT with DM	0.88±0.12	0.53±0.13	0.06
Left IMT with DM	0.93±0.11	0.59±0.11	0.003
Right IMT with HTN	0.75±0.16	0.60±0.10	<0.0001
Left IMT with HTN	0.72±0.18	0.59±0.12	0.006
Right IMT with DM and HTN	0.76±0.2	0.58±0.11	0.06
Left IMT with DM and HTN	0.70±0.18	0.71±0.12	0.15
Right IMT in daily smokers	0.78±0.13	0.55±0.09	<0.0001
Left IMT in daily smokers	0.70±0.15	0.56±0.1	<0.0001

Values are mean ± SD; p < 0.05 is significant; t test.