Table 2 Percentage (n) and RRRs (95 % CIs) for weight status by area deprivation (baseline healthy weight) (NCMP, age 4–5 years)

Most advantaged

0.71 (855)

-

4.14 (4 998)

-

14.45 (17 426)

-

2.95 (3 563)

-

2

0.76 (868)

1.08 (0.98, 1.19)

4.01 (4 606)

0.98 (0.94, 1.02)

15.09 (17 334)

1.06 (1.04, 1.08)

3.36 (3 980)

1.19 (1.14, 1.25)

3

0.74 (812)

1.07 (0.97, 1.17)

4.01 (4 426)

0.99 (0.95, 1.03)

15.46 (17 055)

1.09 (1.07, 1.12)

3.84 (4 236)

1.33 (1.27, 1.39)

4

0.75 (805)

1.10 (1.00, 1.21)

4.02 (4 315)

1.00 (0.96, 1.05)

15.97 (17 138)

1.14 (1.11, 1.17)

4.04 (4 334)

1.41 (1.35, 1.48)

5

0.79 (876)

1.17 (1.07, 1.29)

4.0 (4 408)

1.01 (0.97, 1.05)

16.12 (17 761)

1.16 (1.14, 1.19)

4.53 (4 990)

1.60 (1.53, 1.67)

6

0.86 (991)

1.28 (1.17, 1.41)

4.10 (4 739)

1.05 (1.00, 1.09)

16.53 (19 121)

1.21 (1.19, 1.24)

5.00 (5 784)

1.79 (1.72, 1.87)

7

0.89 (1 089)

1.37 (1.25, 1.50)

4.41 (5 374)

1.15 (1.11, 1.20)

17.06 (20 768)

1.28 (1.25, 1.31)

5.60 (6 816)

2.05 (1.96, 2.13)

8

1.02 (1 370)

1.57 (1.44, 1.71)

4.5 (6 042)

1.18 (1.14, 1.23)

16.77 (22 529)

1.27 (1.25, 1.30)

6.11 (18 210)

2.25 (2.16, 2.34)

9

1.06 (1 605)

1.67 (1.53, 1.81)

4.8 (7 254)

1.28 (1.24, 1.33)

17.25 (26 091)

1.34 (1.31, 1.37)

6.77 (10 238)

2.54 (2.44, 2.64)

Least advantaged

1.14 (2 009)

1.80 (1.66, 1.95)

4.73 (8 317)

1.27 (1.23, 1.32)

17.36 (30 561)

1.36 (1.34, 1.39)

7.18 (12 630)

2.71 (2.61, 2.82)

Total n

11 280

54 479

205 784

64 781

Most advantaged

0.65 (828)

-

4.88 (6 183)

-

9.97 (12 618)

-

2.03 (2 573)

-

2

0.68 (822)

1.05 (0.96, 1.16)

4.64 (5 608)

0.96 (0.93, 1.00)

10.71 (12 932)

1.08 (1.06, 1.11)

2.42 (2 920)

1.20 (1.14, 1.27)

3

0.67 (775)

1.05 (0.95, 1.16)

4.59 (5 295)

0.96 (0.92, 1.00)

11.22 (12 958)

1.14 (1.11, 1.17)

2.63 (3 033)

1.32 (1.25, 1.39)

4

0.75 (839)

1.18 (1.07, 1.30)

4.77 (5 352)

1.01 (0.97, 1.05)

11.61 (13 036)

1.20 (1.17, 1.23)

2.89 (3 243)

1.47 (1.39, 1.55)

5

0.78 (911)

1.25 (1.14, 1.38)

4.77 (5 544)

1.02 (0.98, 1.06)

11.93 (13 863)

1.25 (1.22, 1.28)

3.23 (3 748)

1.65 (1.57, 1.74)

6

0.84 (1 026)

1.37 (1.25, 1.50)

5.01 (6 088)

1.08 (1.05, 1.12)

12.30 (14 947)

1.31 (1.28, 1.34)

3.74 (4 539)

1.94 (1.85, 2.04)

7

0.91 (1 153)

1.49 (1.36, 1.63)

4.98 (6 328)

1.09 (1.05, 1.13)

12.82 (16 285)

1.38 (1.35, 1.41)

4.08 (5 188)

2.15 (2.05, 2.25)

8

1.03 (1 443)

1.71 (1.56, 1.86)

5.16 (7 242)

1.14 (1.10, 1.18)

13.02 (18 286)

1.43 (1.40, 1.47)

4.54 (6 384)

2.42 (2.31, 2.54)

9

1.11 (1 765)

1.87 (1.72, 2.04)

5.36 (8 504)

1.21 (1.17, 1.25)

13.33 (21 170)

1.49 (1.46,1.53)

5.08 (8 066)

2.75 (2.62, 2.87)

Least advantaged

1.16 (2 125)

1.97 (1.81, 2.13)

5.49 (10 062)

1.25 (1.21, 1.29)

13.63 (24 989)

1.54 (1.51,1.58)

5.33 (9 769)

2.91 (2.78, 3.04)

Total n

11 687

66 206

161 084

49 463