A case–control study of innate immunity pathway gene polymorphisms in Puerto Ricans reveals association of toll-like receptor 2 +596 variant with asthma

Table 1 Characteristic profiles of asthmatic and control subjects

Characteristic [N (%) or otherwise stated]	Puerto Rican^a Asthmatic Group	Puerto Rican Control Group
Characteristic [N (%) or otherwise stated]	N = 62	N = 61
Age in years [Mean (SD)]^d	41.2 (13.5)	46 (16.4)
Age by Category
14–24	5 (8.1)	3 (4.9)
25–35	20 (32.3)	20 (32.8)
36–45	13 (20.9)	5 (8.2)
46+	24 (38.7)	33 (54.1)
Gender [N (%) Males/N (%) Females]	11 (17.7)/51 (82.3)	21 (34.4)/40 (65.6)
Residence in Metropolitan (Urban) Area	40 (64.5)	34 (55.7)
Smoking^c	19 (30.6)	14 (22.9)
Indoor Pets	33 (54.1)	31 (50.8)
Family Asthma History^b	49 (86)	34 (80.9)
Asthma Exacerbations	30 (48.4)
Asthma Medication Usage	55 (88.7)
African Dust Knowledge	59 (95.2)	60 (98.4)
Asthma symptoms caused by African Dust	29 (46.8)

Legend: ^aPuerto Rican ancestry (European, West African and Native American); ^bfirst line relatives: parents, sons (daughters) and/or brothers (sisters) have or had asthma; SD means standard deviation and ^cthe smoking characteristic is based on the answer to the question, have you ever smoked in your life? ^dThe only characteristic that showed a statistically significant difference between the proportions of asthmatics and controls was age with a p value of 0.035

ISSN: 1471-2466