Table 1 General characteristics of patients
From: Heavy metals in urinary stones in the Democratic Republic of Congo
Variables | Site of stones | All n = 36 (%) | p | |
|---|---|---|---|---|
Upper tract n = 22 (%) | Lower tract n = 14 (%) | |||
Age (years) | <0.001* | |||
≤ 19 | 0 (0.0) | 3 (21.4) | 3 (8.3) | |
20–39 | 7 (31.8) | 2 (14.3) | 9 (25.0) | |
40–59 | 12 (54.5) | 1 (7.1) | 13 (36.1) | |
≥ 60 | 3 (13.6) | 8 (57.1) | 11 (30.6) | |
Sex | 0.017 | |||
Females | 12 (54.5) | 2 (14.3) | 14 (38.9) | |
Males | 10 (45.5) | 12 (85.7) | 22 (61.1) | |
Residence | 0.287 | |||
Kinshasa | 20 (90.9) | 11 (78.6) | 31 (86.1) | |
Other provinces | 2 (9.1) | 3 (21.4) | 5 (13.9) | |
Province of origin | 0.043 | |||
Western | 11 (50.0) | 4 (28.6) | 15 (41.7) | |
North | 1 (4.5) | 5 (35.7) | 6 (16.7) | |
Center-south | 10 (45.5) | 4 (28.6) | 14 (38.9) | |
Eastern | 0 (0.0) | 1 (7.1) | 1 (2.8) | |