Table 2.

Baseline characteristics of the study cohort (n = 32,086) at the time of the original primary operation for pelvic organ prolapse (POP)

	Cystocele (n = 13,809)	n	Missing (%)	Rectocele (n = 5846)	n	Missing (%)	Vaginal apex (n = 4533)	n	Missing (%)	Remaining typesa (n = 7898)	n	Missing (%)
Age (mean years, 95% CI)	64.8 (64.8–64.9)	13,809	0	57.1 (56.8–57.5)	5,846	0	63.5 (63.2–63.8)	4,533	0	61.1 (60.8–61.4)	7,898	0
ASA score (mean, 95% CI)	1.53 (1.52–1.54)	13,525	1.5	1.48 (1.47–1.49)	5,770	1.3	1.59 (1.57–1.61)	4,486	0.66	1.50 (1.49–1.51)	7,737	1.6
Parity (mean n, 95% CI)	2.45 (2.43–2.46)	12,156	11.3	2.52 (2.49–2.55)	5,026	13.3	2.52 (2.49–2.55)	4,041	10.3	2.53 (2.51–2.55)	6,837	12.8
BMI (95% CI)	26.0 (25.9–26.1)	12,004	12.7	26.5 (26.4–26.6)	5,008	14.3	25.8 (25.7–25.9)	3,994	11.9	26.2 (26.1–26.3)	6,770	14.3
Active smokers (%, 95% CI)	9.2 (8.70–9.70)	12,619	8.6	9.4 (8.6–10.2)	5,181	11.4	9.4 (8.5–10.3)	4,156	8.3	8.8 (8.1–9.5)	7,070	10.5
Chronic coughing or asthma (%, 95% CI)	15.7 % (15.1–16.3)	12,584	8.9	20.3 (19.2–21.4)	5,159	11.8	15.7 (14.6–16.8)	4,137	8.7	17.6 (16.7–18.5)	7,044	10.8
Currently employed (%, 95% CI)	42.0 (41.1–42.9)	11,136	19.4	56.0 (54.6–57.4)	4,838	17.2	44.0 (42.4–45.6)	3,906	13.8	51.0 (48.9–52.2)	6,370	19.3
Pensioners (%, 95% CI)	43.0 (42.1–43.9)	11,136	19.4	24.0 (22.8–25.2)	4,838	17.2	44.0 (42.4–45.6)	3,906	13.8	36.0 (34.8–37.2)	6,370	19.3
Had performed heavy physical labour (%, 95% CI)	18.0 (17.3–18.7)	12,834	7.1	21.0 (19.9–22.1)	5,262	10.0	21.0% (19.8–22.2)	4,185	7.7	22.0 (21.0–23.0)	7,203	8.7
Operation time (minutes, 95% CI)	45 (45–46)	12,288	11.0	47 (46–48)	5,300	9.3	81 (80–82)	4,283	5.5	68 (67–68)	7,117	9.9

^aAll other types of prolapse surgery, including combinations of cystocele, rectocele, and vaginal apex operations

ASA = American Society of Anesthesiologists; BMI = body mass index; 95% CI = 95% confidence interval