Striae Gravidarum, Acne, Facial Spots, and Hair Disorders: Risk Factors in a Study with 1284 Puerperal Patients
Table 3
Acne and hair abnormalities in pregnancy. Santa Casa Hospital, Porto Alegre, Brazil.
Variables
Appearance or aggravation of acnea
0—no ()
1—yes ()
%
%
Age range
<0.001§
<25 years
339
56.2
264
43.8
26 years or more
480
71.4
192
28.6
Primiparous
<0.001§
No
470
57.3
201
44.1
Yes
350
42.7
255
55.9
Phototype
0.011§
1
8
1.0
6
1.3
2
154
18.8
96
21.2
3
402
49.2
178
39.4
4
198
24.2
123
27.2
5
50
6.1
46
10.2
6
5
0.6
3
0.7
Weight gain
0.249§
≤10 kg
333
41.4
161
35.7
11 to 15 kg
252
31.3
157
34.8
16 to 20 kg
134
16.6
84
18.6
≥21 kg
86
10.7
49
10.9
Daily facial sunscreen use
0.272§
No
660
81.1
381
83.6
Yes
154
18.9
75
16.4
Developed health complications during pregnancy
0.944§
No
422
51.5
233
51.3
Yes
397
48.5
221
48.7
Medication use
No
100
12.2
61
13.5
0.510§
Yes
717
87.8
390
86.5
Variables
Appearance of hair alterationsb
0—no ()
1—yes ()
%
%
Age range
0.374§
<25 years
343
56.7
261
54.4
26 years or more
366
54.4
307
45.6
Primiparous
0.029§
No
395
55.7
278
48.9
Yes
314
44.3
291
51.1
Phototype
0.533¶
1
7
1.0
7
1.2
2
126
17.9
123
21.8
3
326
46.2
254
45.0
4
187
26.5
133
23.5
5
56
7.9
43
7.6
6
3
0.4
5
0.9
Developed health complications during pregnancy
0.488§
No
370
52.3
285
50.2
Yes
337
47.7
283
49.8
Adequate prenatal care
No
156
22.2
95
16.8
0.011§
Yes
548
77.8
472
83.2
aPercentages calculated based on the total of each group that noted the appearance of aggravation of acne. bPercentages calculated based on the total of each group that noted the appearance of hair abnormalities. §Pearson’s chi-squared test. ¶Fischer’s exact test using Monte Carlo simulations.