TABLE 1.
Characteristics of people with MRSA, MSSA, and no S. aureus colonization (n = 3,098)a
| Parameter | No. (%) of people colonized with:
|
P value | ||
|---|---|---|---|---|
| MRSA (n = 119) | MSSA (n = 567) | No_C (n = 2,412) | ||
| Age (mean ± SD) | 38.1 ± 12.7 | 39.5 ± 11.9 | 39.9 ± 11.6 | 0.2513 |
| Sexb | 0.0186 | |||
| Male | 50 (42.0) | 275 (48.8) | 1014 (42.3) | |
| Female | 69 (58.0) | 288 (51.2) | 1381 (57.7) | |
| Educationb | ||||
| Under elementary school | 3 (2.6) | 3 (0.5) | 22 (0.9) | 0.0278 |
| Elementary school | 8 (6.8) | 19 (3.4) | 68 (2.9) | |
| Junior high school | 4 (3.4) | 11 (2.0) | 78 (3.3) | |
| Senior high school | 18 (15.4) | 74 (13.3) | 376 (15.9) | |
| University | 59 (50.4) | 324 (58.2) | 1380 (58.4) | |
| Graduate or beyond | 25 (21.4) | 126 (22.6) | 437 (18.5) | |
| Status of marriageb | ||||
| Married | 87 (75.7) | 359 (65.5) | 1568 (66.9) | 0.2589 |
| Divorced | 1 (0.9) | 11 (2.0) | 56 (2.4) | |
| Unmarried | 27 (23.5) | 178 (32.5) | 721 (30.7) | |
| Working as a HCWb | 0.1894 | |||
| Yes | 13 (13.3) | 40 (8.1) | 212 (10.3) | |
| No | 85 (86.7) | 453 (91.9) | 1844 (89.7) | |
| Living in a dormitoryb | 0.7715 | |||
| Yes | 1 (1.2) | 10 (2.0) | 37 (2.2) | |
| No | 85 (98.8) | 406 (98.0) | 1674 (97.8) | |
| No. of household members (mean ± SD) | 3.0 ± 1.6 | 3.7 ± 1.5 | 3.7 ± 1.6 | 0.0761 |
| Presence of household members who are HCWsb | 0.0085 | |||
| Yes | 10 (8.7) | 54 (9.7) | 144 (6.1) | |
| No | 105 (91.3) | 504 (90.3) | 2209 (93.9) | |
| Presence of household members less than 7 yr oldb | <0.0001 | |||
| Yes | 52 (44.8) | 121 (21.7) | 610 (25.7) | |
| No | 64 (55.2) | 437 (78.3) | 1759 (74.3) | |
| Presence of household members who are bedriddenb | 0.7468 | |||
| Yes | 4 (3.4) | 18 (3.2) | 64 (2.7) | |
| No | 113 (96.6) | 541 (96.8) | 2299 (97.3) | |
| Chronically illb | 0.4702 | |||
| Yes | 42 (36.5) | 180 (32.7) | 741 (31.5) | |
| No | 73 (63.5) | 370 (67.3) | 1614 (68.5) | |
| Smoking habitsb | <0.0001 | |||
| Yes | 13 (11.0) | 76 (13.5) | 505 (21.2) | |
| No | 105 (89.0) | 485 (86.5) | 1876 (78.8) | |
| Hospitalizationb | 0.3568 | |||
| Yes | 9 (7.6) | 25 (4.5) | 128 (5.4) | |
| No | 109 (92.4) | 534 (95.5) | 2256 (94.6) | |
| Caring for an inpatientb | 0.6462 | |||
| Yes | 22 (19.3) | 90 (16.2) | 416 (17.4) | |
| No | 92 (80.7) | 465 (83.8) | 1952 (82.6) | |
| Visiting outpatient clinicsb | 0.5940 | |||
| Yes | 78 (67.8) | 364 (64.8) | 1587 (66.9) | |
| No | 37 (32.2) | 198 (35.2) | 784 (33.1) | |
| Using antibioticsb | 0.0016 | |||
| Yes | 35 (30.1) | 95 (17.1) | 409 (17.2) | |
| No | 81 (69.9) | 461 (82.9) | 1964 (82.8) | |
| Tattoo or acupuncture or using parenteral drug or dialysisb | 0.7917 | |||
| Yes | 2 (1.7) | 16 (2.8) | 64 (2.7) | |
| No | 114 (98.3) | 546 (97.2) | 2310 (97.3) | |
| Skin or soft-tissue injuryb | 0.8420 | |||
| Yes | 55 (47.8) | 282 (50.8) | 1186 (50.4) | |
| No | 60 (52.2) | 273 (49.2) | 1165 (49.6) | |
| Showering every dayb | 0.3498 | |||
| Yes | 112 (96.6) | 539 (96.3) | 2315 (97.4) | |
| No | 4 (3.4) | 21 (3.7) | 62 (2.6) | |
| Visiting public amusement placesb | 0.1761 | |||
| Yes | 67 (57.3) | 322 (57.5) | 1454 (61.4) | |
| No | 50 (42.7) | 238 (42.5) | 913 (38.6) | |
| Family income (NTD)b | ||||
| Less than 20,000 | 1 (2.4) | 1 (0.6) | 17 (2.5) | 0.4533 |
| 20,000-50,000 | 3 (7.1) | 28 (16.3) | 108 (15.8) | |
| 50,000-100,000 | 20 (47.6) | 64 (37.2) | 244 (35.7) | |
| 100,000-200,000 | 8 (19.0) | 38 (22.1) | 123 (18.0) | |
| 200,000-300,000 | 3 (7.1) | 5 (2.9) | 31 (4.5) | |
| Over 300,000 | 7 (16.7) | 36 (20.9) | 160 (23.4) | |
No_C, no S. aureus colonization; SD, standard deviation; M, male; F, female; HCWs, health care workers; NTD, new Taiwan dollar.
There are missing data for some parameters, including the sex category (21 people), education (63), working as a HCW (95), living in a dormitory (885), presence of household members who are HCWs (72), presence of household members under 7 years old (55), presence of household members who are bedridden (59), chronically ill (78), smoking habits (38), hospitalization (37), caring for inpatients (61), visiting outpatient clinics (50), using antibiotics (53), tattoo or acupuncture or using parenteral drug or dialysis (48), skin or soft-tissue injury (77), showering every day (47), visiting public amusement places (54), and family income (2,201).