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. 2017 Dec 25;2017:4276047. doi: 10.1155/2017/4276047

Table 1.

Comparison of sociodemographic characteristics between patients belonging to polypharmacy and nonpolypharmacy group.

Sociodemographic characteristics Polypharmacy group
n = 166 (53.5%)
Nonpolypharmacy group
n = 144 (46.5%)
Statistical significance
Gender
 Males 76 (45.8%) 76 (52.8%) NS
 Females 90 (54.2%) 68 (47.2%)
Age (95% CI) (years) 80.64 (79.39–81.88) 79.77 (78.48–81.00) NS
Age group
 65–80 (years) 61 (36.7%) 69 (47.9%) p = 0.050 
(χ2 = 3.951)
 81–99 (years) 105 (63.3%) 75 (52.1%)
Marital status
 Married 79 (47.6%) 72 (50.0%) NS
 Unmarried 3 (1.8%) 4 (2.8%)
 Divorced 3 (1.8%) 5 (3.5%)
 Widowed 81 (48.8%) 63 (43.8%)
Educational status
 Primary 125 (75.3%) 108 (75.5%) NS
 Secondary 31 (18.7%) 23 (16.1%)
 Technological Education Institution 3 (1.8%) 4 (2.8%)
 University 7 (4.2%) 8 (5.6%)
Missing 0 1
Living alone
Yes 21 (12.7%) 34 (23.6%) p = 0.017 
(χ2 = 6.347)
No 145 (87.3%) 110 (76.4%)
Katz index (95% CI) 4.05 (3.68–4.40) 4.17 (3.72–4.51) NS

NS: nonsignificant; CI: confidence interval.