Prevalence and Risk Factors of Hypertension among Male Occupational Bus Drivers in North Kerala, South India: A Cross-Sectional Study

Table 2

Mean values of important physical characteristics and JNC7 categories of BP in age groups.

Age category; (years)	Mean SBP; (mm Hg)	Mean DBP; (mm Hg)	Mean BMI; (kg/m^2)	Non-HTN	Pre-HTN	HTN	Isolated systolic HTN
20–29 (𝑛=39)	119.28±10.48	78.69±8.59	22.00±3.26	13 (33.3%)	19 (48.7%)	7 (17.9%)	2 (5.1%)
30–39 (𝑛=75)	127.49±13.72	84.09±10.57	23.07±3.10	10 (13.3%)	31 (41.3%)	34 (45.3%)	6 (8%)
40–49 (𝑛=52)	129.17±13.43	85.56±9.79	23.16±2.61	6 (11.5%)	21 (40.4%)	25 (48.1%)	3 (5.8%)
50–59 (𝑛=13)	134.00±16.02	88.46±9.34	21.80±2.29	1 (7.7%)	4 (30.8%)	8 (61.5%)	1 (7.7%)
Total (𝑛=179)	𝟏𝟐𝟔.𝟔𝟔±𝟏𝟑.𝟕𝟒	𝟖𝟑.𝟔𝟔±𝟏𝟎.𝟏𝟖	𝟐𝟐.𝟕𝟕±𝟐.𝟗𝟕	30 (16.8%)	75 (41.9%)	74 (41.3%)	12 (6.7%)