Table 1 Relationship of participants’ characteristics with IFSAT scores, severe facial skin problems, forehead erythema, forehead papules, and forehead dryness (n = 96).
Total (n = 96) | IFSAT† scores (n = 96) | Severe facial skin problems‡ (n = 55, 57.3%) | Forehead erythema (n = 16, 16.7%) | Forehead papules (n = 46, 47.9%) | Forehead dryness (n = 7, 7.3%) | |||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
n (%) or median (IQR§) | Median (IQR§) | ρ | p-value | n (%) or median (IQR§) | p-value | n (%) or median (IQR§) | p-value | n (%) or median (IQR§) | p-value | n (%) or median (IQR§) | p-value | |||||||
Infants’ sex | 0.991|| | 0.650¶ | 0.139¶ | 0.447¶ | 0.097¶ | |||||||||||||
Male | 40 | (41.7) | 8.0 | (3.0–12.0) | 24 | (60.0) | 4 | (10.0) | 21 | (52.5) | 5 | (12.5) | ||||||
Female | 56 | (58.3) | 8.0 | (4.0–12.5) | 31 | (55.4) | 12 | (21.4) | 25 | (44.6) | 2 | (3.6) | ||||||
Gestational age (weeks) | 39.0 | (38.0–40.0) | − 0.095 | 0.359†† | 39.0 | (38.0–40.0) | 0.268|| | 38.0 | (38.0–39.8) | 0.352|| | 39.0 | (38.0–40.0) | 0.127|| | 39.0 | (38.0–39.0) | 0.555|| | ||
Mode of delivery | 0.419|| | 0.081¶ | 0.474¶ | 0.267¶ | 0.007‡‡ | |||||||||||||
Vaginal birth | 85 | (88.5) | 8.0 | (4.0–12.5) | 46 | (54.1) | 15 | (17.6) | 39 | (45.9) | 4 | (4.7) | ||||||
Cesarean section | 11 | (11.5) | 8.0 | (8.0–11.0) | 9 | (81.8) | 1 | (9.1) | 7 | (63.6) | 3 | (27.3) | ||||||
Mothers’ parity | 0.851|| | 0.702¶ | 0.523¶ | (63.6) | 0.831¶ | 0.057¶ | ||||||||||||
Primipara | 49 | (51.0) | 8.0 | (5.0–11.5) | 29 | (59.2) | 7 | (14.3) | 24 | (49.0) | 6 | (12.2) | ||||||
Multipara | 47 | (49.0) | 8.0 | (3.0–13.0) | 26 | (55.3) | 9 | (19.1) | 22 | (46.8) | 1 | (2.1) | ||||||
Birth weight (g) | 3021 | (2783–3230) | 0.087 | 0.397†† | 3064 | (2820–3334) | 0.422|| | 2940 | (2786–3190) | 0.810|| | 3069 | (2820–3359) | 0.221|| | 2736 | (2642–2975) | 0.049|| | ||
Birth height (cm) | 49.0 | (47.6–50.0) | 0.174 | 0.090†† | 49.0 | (47.6–50.5) | 0.262|| | 49.4 | (48.5–50.5) | 0.243|| | 49.2 | (47.9–51.0) | 0.103|| | 47.6 | (46.3–49.5) | 0.153|| | ||
One month checkup weight (g) | 4233 | (3833–4534) | 0.058 | 0.573†† | 4210 | (3830–4675) | 0.793|| | 4185 | (3965–4320) | 0.738|| | 4260 | (3774–4684) | 0.495|| | 3840 | (3694–4165) | 0.028|| | ||
One month checkup height (cm) | 53.0 | (52.0–54.7) | 0.063 | 0.539†† | 53.0 | (52.0–55.0) | 0.576|| | 53.3 | (52.0–54.5) | 0.647|| | 53.0 | (51.9–55.0) | 0.921|| | 52.3 | (51.5–53.6) | 0.242|| | ||
Family history of atopic dermatitis | 0.270|| | 0.718¶ | 1.000¶ | 0.474¶ | 0.874‡‡ | |||||||||||||
Negative | 66 | (68.8) | 8.0 | (4.0–11.3) | 37 | (56.1) | 11 | (16.7) | 30 | (45.5) | 5 | (7.6) | ||||||
Positive | 30 | (31.3) | 9.0 | (4.5–14.0) | 18 | (60.0) | 5 | (16.7) | 16 | (53.3) | 2 | (6.7) | ||||||
Infants’ birth season | 0.039§§ | 0.247¶ | 0.670¶ | 0.099¶ | 0.475¶ | |||||||||||||
Spring (March–May) | 48 | (50.0) | 7.5 | (2.0–11.8) | 24 | (50.0) | 8 | (16.7) | 18 | (37.5) | 2 | (4.2) | ||||||
Summer (June–August) | 36 | (37.5) | 8.0 | (6.0–11.8) | 22 | (61.1) | 7 | (19.4) | 20 | (55.6) | 4 | (11.1) | ||||||
Autumn (September–November) | 12 | (12.5) | 11.0 | (7.5–13.8) | 9 | (75.0) | 1 | (8.3) | 8 | (66.7) | 1 | (8.3) | ||||||
Skin barrier function of forehead | ||||||||||||||||||
SCH|||| | 62.0 | (51.1–70.6) | − 0.107 | 0.299†† | 62.3 | (48.7–71.7) | 0.859|| | 61.5 | (39.7–68.5) | 0.205|| | 67.5 | (58.2–73.5) | 0.056|| | 51.0 | (35.3–69.0) | 0.147|| | ||
Sebum | 86.3 | (55.1–122.3) | − 0.058 | 0.578†† | 86.5 | (58.0–117.0) | 0.920|| | 82.0 | (64.5–115.6) | 0.727|| | 91.3 | (61.9–118.8) | 0.585|| | 58.0 | (46.5–100.0) | 0.207|| | ||
Skin pH | 4.9 | (4.6–5.3) | − 0.004 | 0.969†† | 4.8 | (4.6–5.3) | 0.441|| | 4.9 | (4.5–5.3) | 0.749|| | 4.8 | (4.6–5.3) | 0.454|| | 4.9 | (4.5–5.2) | 0.833|| | ||
TEWL¶¶(g/m2 per hour) | 10.5 | (8.2–13.8) | 0.244 | 0.017†† | 11.1 | (8.8–14.6) | 0.075|| | 11.6 | (9.2–15.9) | 0.131|| | 11.6 | (9.1–15.3) | 0.033|| | 7.8 | (7.1–10.1) | 0.036|| | ||
Albumin density††† (ng/cm2) | 2076 | (1803–2387) | 0.265 | 0.009†† | 2159 | (1859–2545) | 0.032|| | 2083 | (1687–2401) | 0.735|| | 2181 | (1961–2664) | 0.001|| | 2115 | (1717–3097) | 0.647|| |