Table 3.

Association between demographic variables and residence in urban versus peri-urban areas of Alto Selva Alegre district, Arequipa (2016)

	Peri-urban (n = 70)	Urban (n = 184)	P-value
Shortest distance to the health facility (meters)
Median (IQR)	2439.6 (2224.7–2771.9)	398.4 (252.8–618.4)	< 0.001*
Mean (SD)	2427.2 (436.3)	448.5 (233.0)	< 0.001†
Age of bitten people (years)
Median (IQR)	34 (26–43)	40 (27–56)	0.02*
Mean (SD)	36.43 (14.11)	42.03 (16.66)	0.008†
Females (%)	64.3	62.0	0.843‡
Educational attainment (%)
Primary school	24.3	9.2	0.001§
Secondary school	47.1	38
Technical school	15.7	21.7
University	11.4	30.4
Illiterate	1.4	0.5
Total number of people in the house
Median (IQR)	4 (3–5)	4 (3–6)	0.007*
Mean (SD)	3.83 (1.42)	4.74 (2.27)	< 0.001†
Number of people < 18 years in the house
Median (IQR)	1 (0–1.75)	0 (0–1)	0.175*
Mean (SD)	0.91 (1.03)	0.73 (0.94)	0.191†
Number of children < 5 years in the house
Median (IQR)	0 (0–1)	0 (0–1)	0.609*
Mean (SD)	0.46 (0.63)	0.48 (0.82)	0.783†
Length of residence (years)
Median (IQR)	7 (3–10)	20 (9.5–30)	< 0.001*
Mean (SD)	6.91 (4.62)	21.28 (14.66)	< 0.001†
Has dogs (%)	81.4	64.7	0.015‡
Number of dogs
Median (IQR)	1.50 (1–2.75)	1 (0–2)	0.003*
Mean (SD)	1.74 (1.61)	1.2 (1.25)	0.013†
Bitten by own dog (%)	15.7	10.9	0.401‡
Bitten by vaccinated dog (%)	20.0	31.1	0.108‡

IQR = interquartile range.

^*Mann–Whitney U-test.

^†T-test.

^‡Chi-square test.

^§Fisher’s test.